在线英语听力室

SSS 2012-07-31

时间:2012-09-18 09:10:27

搜索关注在线英语听力室公众号:tingroom,领取免费英语资料大礼包。

(单词翻译)

 You've probably heard of peanut or shellfish allergies1,but a meat allergy,not as common. Even weird2 * will might be causing it, tick bites.According to a study in the journal of General Internal Medicine.

A few years back, folks started showing up in emergency room in the southeast US with hives,swelling or worse and * after eating red meat. For this study researchers looked at three of those cases. And they found it tick bites,specifically those of the Loan Star tick seemed to be the cause.The bitten victim's immune system appears to become senstized to a substance called alphygal. And whereas all the major food allergies are triggered by proteins, the corporate3 here,alphygal is a carbohydrate4. Alphygal is found in the meat and fat of * mammals like cow,sheep or pigs.So eating a burger can expose you to alphygal which activates5 antibodies and leads to the release of histamines. Researchers say something similar to alphygal in tick saliva6 may set off the immune system which then goes after the alphygal in meat, and leaves a stesk-lover ticked off.

分享到:

Error Warning!

出错了

Error page: /?aid=187747&mid=3
Error infos: Got error 28 from storage engine
Error sql: select `l`.`tag`,`l`.`index`,`l`.`level_id`,`b`.`id`,`b`.`word`,`b`.`spell`,`b`.`explain`,`b`.`sentence`,`b`.`src` from `new_wordtaglist` `l` left join `new_word_base` `b` on `l`.`tag`=`b`.`word` where `l`.`arc_id`='187747' and `l`.`level_id`>='' group by `b`.`word` order by `l`.`index` asc

本文本内容来源于互联网抓取和网友提交,仅供参考,部分栏目没有内容,如果您有更合适的内容,欢迎 点击提交 分享给大家。