jeffrey brown has the story. >> brown: peanut allergies are one of the most common forms of food allergy among american children. and the last two decades have seen a dramatic rise in the number of cases. it's estimated that today two percent of all children are allergic to peanuts. four times the number as recently as 1997. and it's the leading cause of death from food allergies. for parents, of course, a key question: how to avoid the risk to their children. now comes a new twist: a study published in "the new england journal of medicine." it finds that exposing higher- risk infants to peanut products greatly reduced the risk of developing an allergy later on. the study was sponsored by the national institutes of health. joining us now is dr. andrew fauci, director of the national institute of allergy and infectious diseases. dr. fauci, what was generally thought up to now that exposure to peanuts early on was a bad thing, that was wrong? >> indeed, as we've seen from this case this study that you just mentioned, is that earlier exposure of a child does what we call tolerizing the chil

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>> it's an allergy explosion. if it's not a peanut allergy, it's asthma allergy.sponsible for possible allergies. egla ma, what is an allergy? if your child have a peanut or food allergy or suspect you don't see your pediatrician for proper instructions and evaluation reducing risk. there is no cure. it's prevention and preparedness. >> doc, would you recommend that parents who want to make sure their kids don't have a peanut allergy give them peanuts? >> if there's any concern about food allergic symptoms of any kind see a specialist. this is a serious condition and demands the right amount of counseling education. the bottom line this study is pif toll. pivotal. what we've been doing may not be the best advice. that's the bottom line of this study. more studies to come. speak to your allergist. this is a pivotal study. >> thank you so much for joining us. appreciate your time. more now on a story we told you yesterday the department of transportation said united airlines does not to have honor those low priced airlines. what kind of precedent will this set? ann,

we feel there is research being done on peanut allergy.re never going to get to the bottom of why it happens and how to stop it in the future. it's a positive step forward. >> it does contradict what parents have been told in the past. >> absolutely. we have been told -- we have been telling parents years ago, parents were told if there's a risk of allergy in the family avoid peanuts. now it's to seek medical advice on an individual basis. although the research is interesting, no one is saying go out and eat peanuts if there's a risk of allergy in the family. >> is there a reason why they are getting allergies? >> we don't know definitively. maybe our children are too clean, we don't allow their immune system to grow and develop at an early age and they are not able to tolerate the new foods that have come into our country. >> i saw the other day, an article that says make sure your children wash the dishes by hand. what is it like to be a parent with a young child with an allergy to something like peanuts, which is deadly. >> having a pea

you may be muddling through allergies. try zyrtec® for powerful allergy relief.claritin. because it starts working faster on the first day you take it. zyrtec®. muddle no more™. i never really gave much thought to the acidity in any foods. never thought about the coffee i was drinking having acids. it never dawned on me that it could hurt your teeth. he told me to use pronamel. it's going to help protect the enamel in your teeth. it allows me to continue to drink my coffee and it was a real easy switch to make. >>> and good morning. i'm carol costello. thank you so much for joining me. >>> days before he arrives for a speech before congress benjamin netanyahu is warning that a nuclear deal with iran would be dangerous not only to him but to the world. mr. netanyahu held up an image of a bomb and urged the world to draw quote, a clear red line to prevent iran from developing nukes, but new reports citing leaked intelligence suggest that israel's spy agency may have had a different view of that threat. and it wasn't quite so dire. cnn's senior international corresp

could eating peanuts actually prevent peanut allergies?y bite. is this the hottest hamburger on earth? >>> good tuesday morning. i'm ryan smith. t.j. holmes is on assignment. >> i'm reena ninan. we begin with the

the medical break through that could stop peanut allergies before they start. it's all happening now. >> we begin with isis terrorists taking more christian prisoners. reports are dozen of syrian christians including women and children were abducted as fighters raided towns in northeast syria. welcome to "happening now." i'm jon scott. >> i'm jenna lee. >> after the terrorists beheaded 21 egyptian christians in libya. as well as their growing reach both concerns this morning on capitol hill where secretary of state john kerry and the director of national intelligence james clapper both testified in separate hearings. john is live in our bureau with the latest for us now john? >> yeah, jenna. secretary of state kerry by the way in that testimony talked about gains that have been made against isis in syria and iraq including kurdish peshmerga forces taking back and recapturing about 30 villages in syria. that said let's talk about the hostages. we're getting reports that an estimated 90 people 90 of the syrian christians as mentioned, were taken by isis. many of

have food allergies. i feel like there's not as many allergies. >> i feel we hear a lot more of it than when we were. >> my daughter definitely had peanuts before 1 and shellfish before 1. >> we did it after 1. we did seafood too and she doesn't have any allergies either. >>> we're deal ing temperatures sleet snow and ice are crippling parts of the southern u.s. this building in tennessee buckled under the sheet of snow and you can see thick coats of ice brought down tree branches and there are families who have been without electricity for days. >> it's one of the worst. it really is. it's done more damage to people's homes or cars. >> i don't think you can really imagine it's this bad until you get here. >> that's a red cross volunteer who traveled 200 miles to help out at this shelter. she said conditions in parts of tennessee are so bad that sticking it out at home just is not an option. it could take weeks. weeks, topper before electricity is fully restored. >> that is dangerous. >> we hate ice storm

. >> and it could help to keep peanut allergies at bay.arly exposure could prevent the dangerous allergy in children and raising new questions of how we handle lots of other a lerjys. and a dash cam that obliterated a house. we'll tell you what happened. i know this guy... konohito... and this guy... who knows a guy. hey guy. i know a guy in new york, vegas, dallas. i've known some guys for decades and some, nice to meet ya, let's deal. my competitors may know a guy, but i know over 60,000 guys. and gals. exclusive hotel deals - up to 60% off...priceline.com across america, people are taking charge of their type 2 diabetes... ...with non-insulin victoza. for a while, i took a pill to lower my blood sugar but it didn't get me to my goal. so i asked my doctor about victoza. he said victoza works differently than pills and comes in a pen. victoza is proven to lower blood sugar and a1c. it's taken once a day, any time. and the needle is thin. victoza is not for weight loss but it may help you lose some weight. victoza is an injectable prescrip

stuart: the peanut allergy is the most extensive and most common allergy, food allergy among childrencketing. this study implies the reason is going up so much is is 20% of all food allergies. the reason it is going up so much is we are withholding it too much. a little bit of a peanut. cheryl: you are letting the immune system built it, trying to drug it, when i was a flight attendant, if a child was coming down with a peanut allergy we would take the ball off the plane, strip the plane of peanuts because it was so did the to these children. >> the particular children they are targeting are those with a skin condition called eggs and not end a allergies because those are the ones most likely to develop peanut allergies so we know every time a kid has and them not we keep them miles away from peanuts but this study shows if we give them a little peanut they would never never develop the of full-blown severe allergy that schools are going crazy over. peanut butter in schools, peanut butter and jelly when you were a kid? stuart: there was no peanut butter. stuart: there was -- it was ca

because they had eczema or an egg allergy.up avoid peanuts. the other that included evan, ate a small amount of peanut protein every week. after five years, the kids eating p.nuts had 81% fewer peanut allergies than the kids not eating them, exactly the opposite of guidelines from 15 years ago withdrawn in 2008 that recommended excluding peanuts from the diets of infants and toddlers at high rf of allergies. >> i think this should change clinical practice. >> dr. hugh sampson is an expert not involved in the trial. >> i would encourage people with babies between four and eight months of age to come in and get evaluated and get started on peanut protein if you're at high risk. >> reporter: today evan has no signs of peanut allergies. in fact... >> my favorite food is peanut butter, which does have a lot of nuts in it. >> reporter: researchers excluded children who were highly allergic to peanuts based on special skin testing so dr. sampson suggests that any strategy by parents or other caregivers to give peanuts to either toddl

babies from developing the peanut allergies themselves.usion, introducing peanuts to babies 4 to 11 months reduced allergies 80%. encouraging news for parents and kids. linsey davis, abc news, new jersey. >> when i was based in jerusalem, the kids there were given this thing like cheetos but made out of peanut butter and everybody ate it from when you are little and they have little peanut allergies in that country. >> i wonder what that is. >> same study. >> i think some people are saying this is part of the sanitation of kids that we try so hard to make sure everything is clean, everything is spotless an they don't build up antibodies they need to fend off certain things like these allergies. that's what some say. i don't know how much of that is true, but i wonder, what do you do now, feed them peanuts and see what happens. >> frightening for parents who know their kids have these reactions. >> absolutely. >>> when we come back, where john legend is putting his new oscar statue. >> and where john stamos put his hand while walking the re

peanut allergies are the most common allergy in the united states. >>> popular tradition for kids is a good indication of economic health and if that is the case american is doing great. for 20 years there has been the tooth fairy poll showing how the much toot fairy leaves to the stock market and the tool fairy left $255 million under pillows, an average of $4.36 a tooth. and that is a 25 percent jump from 2013. for loaf were of the last 12 hours the trend in giving reflects how well the s&p 500 will do. i guess the tooth fairy and parents talk. >> just ahead, a star-studded cast for the 10th anniversary of "dancing with the stars" with a she down for the mirror ball trophy. >> and on rachel ray elizabeth hasselbeck shows >> coming up, uc berkeley solution for overcrowding. could this east bay site be the home of a brand new campus? "consumer reports" releases their top cars of 20 fern -- 2015 and fence will have the list. >> we are nearly time for a brand new season of "dancing with the stars" and the cast was revealed on "good morning america" this morning. >> give it up for patti

with the caveat with those with eczema or existing allergy should first undergo allergy testing. >> reporterw parents the advice is never give whole nuts instead small amounts of smooth peanut butter. remember, the window for opportunity is small. >>> greece's top football league has been suspended indefinitely for a second time this season due to continued match violence. sports chiefs took the decision after violent scenes at a recent match. and a brawl between club staff at a board meeting on tuesday. >>> for lots of people around the world trip usually takes a few weeks, speeding about the globe in trains boats and trains. but this man has taken 18 years to do it because he has done it in two years. he is arrived in iraq country number 145 for him. he hopes to keep safe in iraq by sticking to roads in the south. >>> more of al jazeera's unique style of real news at our website, aljazeera.com. plus, sweat 16 and getting the right to vote? a growing movement taking root in cities across the country. later online movement. reacts to. what it means for the future of hacking.

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true allergy toss berries, any- -allergies to berries is very rare. >> reporter: some think that the meet and the water--that other things may have played a roll. researchers note that new f.d.a. regulations may help to reduce allergy concerns like this. >>> well, many european companies do not allow the use of antibiotics on food and there has been a concern that it can lead to resistance. a little more than a year ago, the f.d.a. offer add plan to phase out antibiotics. >>> and now a live shot of the golden gate bridge. it is clear and sunny and there are showers out there this morning. and now a look at the high definition doppler, and we are going zoom into south bay where there are shower this is morning, coming through lexington hills, and we are going to see more of that throughout the bay area as the day goes on. so showers likely today with a cool afternoon, cooler temperatures. more sun and milder going to tomorrow and second half at weekend. oakland, you are going get to 63 today. san francisco, 60. 63 down in san jose. 61-degrees today in redwood city. so to you showers t

wrung in 50 children now suffer from peanut allergies but advice for preventing nut allergies is beingned on it's head, research suggests babies should be exposed to nuts to prevent them from developing allergies later in life. and some kiwis. and oranges. >> that's four years old lance knows what he is allergic too off by heart. he has had enough serious scares to never forget. >> his sister is so allergic to nuts that if someone opened a packet within ten meters of her, she could end up in the hospital. ski to always check the packets. even the cross contamination can trigger as well in that circumstances. so preparing food i would have to get herbally up in the morning prepare the fresh lunch. >> she didn't give her babies nuts until they were two but new research done by kings college london shows if she had, things might have been different. >> the study involved 640 babies abled between four and 11 months all at risk of developing peanut allergies. now half, eight-foots containing epeople captive nuts three or more times a week, while the other half avoidedded them all together u

approach could cut the allergy risk by 80 percent is pretty encouraging to those families.s back to you. >> makes sense because the more germs you're exposed to they say the better you're prepared at fighting off infections and stuff. maybe it works with peanuts too. >> would be good news. >> bad news in the temperature department as we're set something record lows this morning. let's go ahead and get you to storm tracker 6 live double scan and we're starting out dry but cold. take a look outside. we actually have clear skies across most of the region and i expect the sun to be coming up over the horizon a little bit later on and smacking the sides of those center city sky scrapers nice and bright. temperatures on the cold side. 10 degrees in philadelphia. that 2-degree below zero reading in allentown and the 0-degree reading in reading are both new records for this morning and we're getting close to records in a couple of other spots too. philadelphia probably misses the record low this morning but whether or not you're in record territory you're certainly in cold territor

new research could change the way doctors treat peanut allergies. and an nfl prospect takes a leap of faith when the "cbs evening news" continues. and an nfl prospect takes a leap of faith when the "cbs or difficulty breathing or swallowing. if you have any of these symptoms, stop taking farxiga and seek medical help right away. do not take farxiga if you have severe kidney problems are on dialysis or have bladder cancer. tell your doctor right away if you have blood or red color in your urine or pain while you urinate. farxiga can cause serious side effects, including dehydration genital yeast infections in women and men low blood sugar, kidney problems, and increased bad cholesterol. common side effects include urinary tract infections changes in urination and runny nose. ♪ do the walk of life ♪ ♪ yeah,you do the walk of life ♪ need to lower your blood sugar? ask your doctor about farxiga. and visit our website to learn how you may be able to get every month free. i have the worst cold with this runny nose. i better take something. dayquill cold a

. >>> also what researchers say could dramatically decrease risk of developing a peanut allergy. health reporter stephanie stahl on your side with a study that could prompt a huge change in food allergy guidelines plus? >>> he won an oz car. >> hollywood celebrates the the best of the big screen at the contacted my award. bird man sore as monk the competition but there were surprises too. we will get an inside look at all of the big moments from last night. >>> on the healthwatch tonight, officials are confirming a suspect case of measles at princeton university. the the under graduate student had since recovered and is no longer infectious. no other cases have been identified. officials say there is no connection between the university and measles out breaks in other parts of the country. >>> also on the healthwatch peanut allergies are on the rise, they now affect more than 2 percent of all u.s. children as ground breaking new study out today that says they can prevented. >> health reporter stephanie stahl says it might not be about avoidance any more. >> reporter: chances edwi

and could this apply to other food allergies?it's a big deal in the world of food and allergies and just clinical practice, what this means for parents and kids out there who have been worried about this for in sm time. back to you. >> thank you, dr. sanjay gupta. >> bf a big vept right now on the keystone xl pipeline bill. we'll have nor onmore on that when we come back. . in our house, we do just about everything online. and our old internet just wasn't cutting it. so i switched us from u-verse to xfinity. they have the fastest, most reliable internet. which is perfect for me, because i think everything should just work. works? works. works! works? works. works. . >>> we have this just in to cnn. moments ago. white house announced president obama has officially vetoed the legislation that would have given final approval to the keystone xl pipeline. no surprise here. it would bring oil from canada to the gulf of mexico. republicans aren't believed to have enough votes toover ride the veto. >>> the sexual assault allegations agai

test to go try to custom formulate an allergy immuno therapy set which means either allergy shots or sub link all therapy drops under the tongue, to train the immune system to ignore those allergens. >> successful? sounds like laborious and costly. is it? >> it can be although, managing things like recurrent skin and ear infections and itch can also be costly both to quality of life as well as visits to the vet. >> totally agree. so you can, if you are dill rent, get the proper care, you can find what your dog is allergic to, to stop, or just cut down on the itching? >> yes yes allergy shots drops, don't work for every dog, certainly they do work for many many dogs. >> now, some people say you know what, i just have to put my dog on prednisone then stops the itch real quickly but tough on the dog? >> it can be for long-term use, yes. we may recommend using steroids in a smart way but there are other medication that is we can use to help spare the amount of steroids that we need to use. what are some that somebody might go to their vet hey can we try something besides prednisone? >> t

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most babies from developing the peanut allergies themselves. the conclusion? introducing pea nuts to babies between 4 to 11 months reduced peanut allergies by 80%. encouraging news for parents and kids. linsey davis, abc news livingston new jersey. >> dr. besser, you were in the news room today, saying this was, in fact a game-changer. what do you pelltell patients snont. >> reporter: this is a dramatic change. if your child already has food allergies, they need to get skin tested before you introduce peanuts. but for every other child, you want to make sure when you start them on solid foods, they get a wide variety. stopping these foods, not exposing them to them could be the biggest risk of all. >> could be the wrong answer. >> reporter: exactly. >> dr. besser thank you. >>> now, to the campus drug scare in connecticut. ten students and two visitors treated for an overdose of the drug called molly. eight still hospitalized. two in critical condition. the designer drug a refined form of ecstasy. police believe they ingested a bad batch of the

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could eating peanuts actually prevent peanut allergies? >>> on fire the burger that burns with every bite. is this the hottest hamburger on earth? >>> good tuesday morning. i'm ryan smith. t.j. holmes is on assignment. >> i'm reena ninan. we begin with the extreme conditions more arctic air for dozens of states. >>> among the hundreds skidding and sliding was this jet in the dallas/ft. worth airport. it slipped and got stuck in grass overnight. >> there's more of the same in store for a part of the country that rarely sees winter weather like this. our coverage begins with abc's susan saulny. >> reporter: a 2,000-mile behemoth of a winter storm is blasting arctic air from denver to dallas california to the carolinas. paralyzing entire regions of the u.s. so many drivers losing control like this truck slipping and sliding and ultimately crashing. >> he should have not slammed on his brakes but like everybody that gets on a bridge he slammed on his brakes. >> reporter: winter storm warnings not sparing the deep south, louisiana and mis, or t

. >>> a simple and effect tiff way to prevent your kid from ever getting that allergy so many have it right now right? we're going to investigate whether or not this new tactic is safe. >>> and you heard of therapy dogs what about therapy penguin penguins, the special birds giving giving a one of a kind experience. my sister had to come help. i don't like asking for help. i took tylenol but i had to take six pills to get through the day. so my daughter brought over some aleve. it's just two pills, all day! and now, i'm back! aleve. two pills. all day strong, all day long. and now introducing aleve pm for a better am. ♪ help an oil company overcome minus 47 degree temps, 5 foot ice, and 16 foot waves, to safely keep crude oil flowing 365 days a year. when emerson takes up the challenge it's never been done before simply becomes consider it solved. emerson. >>> the star of the hit show american horror story, ben wolf passes away four days after he was struck by a car. clean monday marks the start of the four40-day fasting period. >>> officials say penguins serve as therapy dogs and they

. >> big changes for people with peanut allergies. how the big news is causing some confusio wi the recreational use of marijua on its way to being legal in the district tonight, in a little less than eight hours in fact we want to know if congress has the right to stop it. >> it's our nbc washington flash survey of the day. during the break, sound off by calling or texting the number on your screen. you can also cast your vote on the nbc washington fa >>> two days after we told you about a new study involving peanut allergies, parents are raising new concerns and asking new questions about what it do with this new information. a study discovered exposing children to peanuts early in life can help prevent allergies. dr. jackie a grar i, a family alleri joins us with advice and caution. yo getting a lot of phone s from parents on this study. what a they asking you? >> so they're basically coming in completely conflicted. if they've talked to their mom or grand mom or pediatrician, what they've heard is keep your kid away from nuts. tha

everybody says, peanut allergies seem to be going up.swer is, we're avoiding peanuts and that's why in part they were going up. i find this stunning not only for peanuts but other food allergies as well. >> and it's like, this is how my parents used to do to, if you just expose yourself to everything -- >> they used to walk us through the sick ward. >> drink the rusty water, it's fine. >> the ten-second rule -- we have this debate all the time. if it's dropped on the floor, you have to throw it away immediately. the idea of exposing kids early on and thinking about that as almost like a vaccine. their body learns how to deal with it at a young age. >> how do you introduce it? when i introduce food to cecilia next month, do i introduce peanut butter? >> not peanuts because obviously that's a choking hazard. but some sort of peanut extract or peanut butter. there used to be baby foods that had peanuts in them which would have been largely eliminated. they may start to reintroduce it again. i'll be interested to see how the american academy

. >>> a lot of children have peanut allergies. it turns out you could prevent them from getting other allergies, how soon doctors say you should start giving your kids peanuts, yeah, give them peanuts, to prevent a peanut allergy. >>> we will take another quick look over this kensington fire, we are still at this point waiting to hear from the fire commissioner so stay with point waiting to hear from the fire commissioner so stay with us we will have an ifyou may be muddlingble withrough allergies.nger... try zyrtec® for powerful allergy relief. and zyrtec® is different than claritin. because it starts working faster on the first day you take it. zyrtec®. muddle no more™. we are taking another look at this kensington three alarm fire. we are waiting to hear from the fire commissioner. this is affecting a septa station in this area we will bring you more updates on the situation. >>> our other big story police found the car of the suspect in the delaware amber alert case but the search continues for three-year old eleanore and her

. >>> coming up a game changing study when it comes to treating potential food allergies. >> also the unprecedented effort to rescue more than a dozen manatees stuck in a storm drain. >> but first can you find me now? when it comes to calling 911 on your cell phone, the answer from dispatchers is often no. up next we test area 911 systems to see if they can >>> we're trying to find you on the map. your cell phone's hidden, okay? >> i lost her. >> that woman lost her life waiting for a woman that could not find her. there's been a risk uncovered when calling 911 with your cell phone. dispatchers often cannot see where you're located even though your cell phone gps knows exactly where you are. carriers often aren't sending that information with your call to those 911 dispatchers. investigative reporter russ ptacek tests the system your life may depend on. >> you're about to see a failing 911 test in our area, but first real 911 tape of the deadly example that prompted our investigation. near death chanel anderson gave 911 the cross streets. >> off beachville 31118. >> give me the addres

exposure approach could cut that allergy risk by 80 percent is very encouraging. matt, back to you. >> thanks so much erin. >>> now if fewer funds for federal agencies means fewer audits. maribel aber is live. >> reporter: your chances of favoring an irs audit are falling. on a percentage basis it was the lowest rate last year since at least 2005 according to u.s.a. today. the percentage of audits is expected to drop even more this year as the irs deals with budget and staffing cuts. talking stocks the late afternoon rebound helped stocks close out a choppy session little changed. right now futures pointing to a mixed open. wall street will be listening for clues on interest rates when janet yellen testifies before a senate committee later today. emojis getting more diverse. apple rolled out a new lineup of people in six different skin tomorrow. you will be able to change the skin tones by tapping and holding on an image. there will be 300 when apple introduces an updated version of ios 8 .3 later this year. matt and tam forget hieroglyphics hundreds of years from

. >>> encouraging news for the millions who suffer from peanut allergies. parents listen up. a new treatment could protect your kids from the life-threatening condition. first, here's what's coming up tonight on "nbc10 news" at 6:00. >>> my job is florida's governor says his state is better for pennsylvania impeesz. >>> state liquor stores about to lose customers. coming up the one step closer pennsylvania is to privatizing sales. count on "nbc10 news." 16 to 20 hours a day. take a look at these numbers. so far, there have been close to 400 water main break this is winter. that's an average of five breaks a day. last year was a more brutal winter for the department. there were 529 breaks between december 2013 and february 2014. >>> i'm nbc10 vince lattanzio with this exclusive. cydney long just reported about an workplace incident in morsetown and last week there was a deadly stabbing at this meat facility in franconia. the majority aren't necessarily deadly but many go unreported according to federal officials. what can you do to protect yourself? find out in our digital exc

. >>> researchers may have cracked open a method to avoid peanut allergies. >>> the average high droppedull 20 degrees since sunday. letting you know when we climb out of the deep freeze in the full accuweather forecast. >>> and chase utley says how he would respond to talk of a trade when "action news" continues tonight. every friday mr. lewis connects with his friends at the senior center to enjoy a nutritious, hot meal. which gives him the energy he needs to connect with his grandson, so he can teach him how to land the big one. when older pennsylvanians make the most of programs supported by the pennsylvania lottery like hot meal programs we all benefit. learn more at palottery.com. the pennsylvania lottery benefits older pennsylvanians every day. >>> officials at the mall of america in minnesota say they have beefed up security and they're prepared for any emergency. this comes after a tape released this weekend by the al shabaab terrorist group calling on muslims to attack shaping malls, specifically the mall of america. the mall conducted emergency drills today and said there was

risk for allergy.tors say exposure should come between four and 11 months old and that the infants, just as those in the study, should be tested before to make sure they don't already have the allergyies allergies. more than 13% of kids who avoided peanut allergy -- peanut protein, i should say, developed an allergy. less than 2% of those exposed to peanuts did so. much more in the next hour of "happening now." jenna: overseas, very serious report out of northern syria where there are reports that isis terrorists staged raids on villages and took at least 70 christians hostage. now former c.i.a. analyst and senior fellow with the senior for security policy fred, it passes precedent. you have to be concerned for these people. what do you expect here? why is isis continuing to do this? >> good morning. i'm very concerned and i've heard reports that there could be a couple of hundred syrian christians who were taken hostage by isis but this isn't confirmed yet. on one hand this is the latest example of is

while she did have a history of asthma, seasonal allergies and allergies to milk an penicillin they tested the pie and confirmed none of the ingredients were triggers. instead they linked the reaction to the blueberries which had been treated with antibiotics. >> this could explain why so many patients insist that they are allergic to berries yet when we test them they are negative and true allergies to berries, strawberries, blueberries, is extremely rare. >> reporter: doctors think traces of antibiotics on produce, meat and in the water supply could have also played a role in the girl's reaction which they do believe is rare. >> one batch of blueberries may contain a high amount of streptomycin and others may not. >> reporter: it may help reduce antibiotic contaminants in food and as a result allergy concerns like this with new fda laws. many countries prohibit the use of antibiotics in food. while they are allowed here there is concern they can lead to antibiotic resistance. a little over a year ago the fda implement a voluntary plan to phase out antibiotics in food production. and they

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the lot of parents know how serious peanut allergies can be. what should we know? >> three out of every 500 people have a peanut allergy. this is a peanut patch clinical trial. it is a mouthful. but what it really comes down to is taking a skin patch impregnated with peanut protein and having people wear it for a year. they took 221 people and spread them into two groups. one group got a high dose of the protein, one group a low dose. and the results? well, they found that after one year people who were exposed to the higher dose patch were able to tolerate peanuts in their diet, up to four peanuts. that doesn't sound like a lot, but because peanuts can be found everywhere, it's a real idea that you can trick the immune system and it seemed to work better for kids under the age of 12. so if we can turn down the immune system by exposing it to this protein, there may be a window here. >> interesting. how quickly do you think it can get to market? >> well, it certainly isn't fda approved yet. they're going to tinker with the dosage and how the drug delivery system wo

they took 221 people who have peanut allergies and they divided them into two groups.roup got a skin patch with a high dose of peanut protein and the other group got a small dose or nothing. and what they found was that after a year those people who wore the higher dose patches had a markedly reduced reaction to proteins from peanuts, equivalent to eating four peanuts. four peanuts doesn't sound like much, but the problems is that there is peanut residue in a lot of products including a lot of baking ingredients like cake mixes you can buy at the grocery store. and some of the biggest reactions are in kids under the age of 12. so it's a big breakthrough. the idea is -- >> dr. nancy snyderman. i can hear parents now saying when can i get it? >> it's not yet fda approved. i think what they're going to do is figure out how high they can raise the protein amount on these skin patches, tweak it and i think this is going to be fast tracked most likely by the fda precisely because of what you said as a parent. >> dr. nancy snyderman being thank you so much. >> you bet. >> whe

when your allergies start, doctors recommend taking one non-drowsy claritin every day during your allergyfor continuous relief. 18 days! 12 days! 24 days of continuous relief. live claritin clear. every day. i knew instantly that this was... wow! it's crest hd. it's amazing. new crest hd gives you a 6x healthier mouth and 6x whiter teeth in just one week. it gets practically every detail. that's why it's called hd. try new crest pro-health hd. fety." >>> it was 50 years ago this month that malcolm x was assassinated. there's a story about the black activist that might have been lost to history were it not for a student who came upon it quite by accident. jim axelrod reports. >> reporter: ever since malcolm x was killed every detail of his life has been scoured. at least that's what malcolm burnley thought until as a senior at brown university discovered a story. >> in my adolescence that and now all of a sudden you say, wait minute, he was on my college campus and you didn't know about it. >> i didn't know about it and no one knew about it. >> reporter: burnley came across a 1961 article