Food Control:更少的蓝藻毒素——蒸鱼比煮鱼更健康

2017-06-21 黑衣服的胖子 来宝网

根据营养与食品系毒理学领域的研究人员发表在塞维利亚大学的毒理学与法律医学杂志一项全球性的开创性研究显示:蒸淡水鱼超过两分钟可以减少高达26%的拟柱胞藻毒素(cylindrospermopsin),一种蓝藻毒素。然而,如果通过煮沸淡水鱼,拟柱胞藻毒素仅减少18%。他们研究的另一个重要结论是,这些对身体有害的生物毒素将通过烹饪进入的水中。



根据营养与食品系毒理学领域的研究人员发表在塞维利亚大学的毒理学与法律医学杂志一项全球性的开创性研究显示:蒸淡水鱼超过两分钟可以减少高达26%的拟柱胞藻毒素(cylindrospermopsin),一种蓝藻毒素。然而,如果通过煮沸淡水鱼,拟柱胞藻毒素仅减少18%。他们研究的另一个重要结论是,这些对身体有害的生物毒素将通过烹饪进入的水中。

这项研究发表在食品控制杂志上,是该领域在国际上最有影响力的杂志之一。本研究实验对象以淡水鱼,罗非鱼为主,主要分析了拟柱胞藻毒素的含量。

蓝藻毒素是由一组称为蓝藻细菌的细菌所产生的新兴的毒素,这些细菌主要存在于淡水中。目前需要进行测试,以评估其在水和食物中对人类和环境的存在的风险, “,塞维利亚大学毒理学教授,AnaMaríaCameán和ángelesJos Ana I. Prieto说。此外,毒理学研究小组的RemediosGuzmán-Guillen和Sara Maisanaba也参与了该项研究。

在已发表的研究中,世界卫生组织已经建立了临时的每日摄入量,以确认烹饪后的这种蓝藻毒素的浓度不会对公共卫生产生影响。“我们的研究结果表明,人们不宜吃生的淡水鱼,它应该被煮熟。此外,蒸鱼比煮鱼更健康,蒸鱼需要超过两分钟且蒸鱼所用的水不应该蒸干,因为这些毒素会被转移到水中。”

与塞维利亚大学研究,技术与创新中心合作

该项目是与位于塞维利亚大学研究,技术与创新中心(CITIUS)的质谱研究总局紧密合作,通过一种优化的方法来测定鱼类毒素,从而比较蒸鱼和煮鱼对蓝藻毒素降解程度。

“我们想知道烹饪后的毒素将会发生什么的改变,为了确定这一点,我们使用了一种混合四极轨道质谱仪,用UHPLC色谱系统在200兆赫下获得高于70,000 FWHM的分辨率,这使我们能够确定具有小于5ppm的耐受性的化合物的分子式“,来自塞维利亚大学质谱学低温服务的研究者Rocio Valderrama解释说。

原始出处:

Remedios Guzmán-Guillén, Sara Maisanaba, Ana I. Prieto Ortega, et al. Changes on cylindrospermopsin concentration and characterization of decomposition products in fish muscle ( Oreochromis niloticus ) by boiling and steaming. Food Control, 2017; 77: 210 DOI: 10.1016/j.foodcont.2017.02.035

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  2. [GetPortalCommentsPageByObjectIdResponse(id=1715568, encodeId=6a0a1e15568a1, content=<a href='/topic/show?id=a217e58972' target=_blank style='color:#2F92EE;'>#food#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=38, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=7589, encryptionId=a217e58972, topicName=food)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=68d031960225, createdName=ms6747015003810650, createdTime=Thu Aug 17 01:50:00 CST 2017, time=2017-08-17, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=218354, encodeId=47fd21835465, content=真的吗,认真学习中, beContent=null, objectType=article, channel=null, level=null, likeNumber=60, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo61WAV0ROeLAoicPxPKoKaogwLWLL8STv86qplbdOibN2YR4KxkJicqNectCXGR8gPJhGLc7yYLSdnpx4kaVXndTfu/0, createdBy=a6962042337, createdName=1391e9f2a7m, createdTime=Tue Jul 04 06:40:58 CST 2017, time=2017-07-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=214271, encodeId=adf22142e17d, content=感谢小编为我们精心准备了如此精辟的精神大餐,小编辛苦了,点个赞吧!, beContent=null, objectType=article, channel=null, level=null, likeNumber=58, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo7s7ZCKOmmbBTD6nE7gcd5OZpvyGEzkxBP3S275k5ZJVrsPkotZhBglRHM9rKvcj1OgkssqhcnoPw8zIaMZTF8c/0, createdBy=4c441942088, createdName=ylzr123, createdTime=Fri Jun 23 08:11:35 CST 2017, time=2017-06-23, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=213580, encodeId=3df0213580aa, content=有意思学习了!, beContent=null, objectType=article, channel=null, level=null, likeNumber=60, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=92191944782, createdName=thlabcde, createdTime=Wed Jun 21 19:02:52 CST 2017, time=2017-06-21, status=1, ipAttribution=)]
    2017-07-04 1391e9f2a7m

    真的吗,认真学习中

    0

  3. [GetPortalCommentsPageByObjectIdResponse(id=1715568, encodeId=6a0a1e15568a1, content=<a href='/topic/show?id=a217e58972' target=_blank style='color:#2F92EE;'>#food#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=38, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=7589, encryptionId=a217e58972, topicName=food)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=68d031960225, createdName=ms6747015003810650, createdTime=Thu Aug 17 01:50:00 CST 2017, time=2017-08-17, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=218354, encodeId=47fd21835465, content=真的吗,认真学习中, beContent=null, objectType=article, channel=null, level=null, likeNumber=60, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo61WAV0ROeLAoicPxPKoKaogwLWLL8STv86qplbdOibN2YR4KxkJicqNectCXGR8gPJhGLc7yYLSdnpx4kaVXndTfu/0, createdBy=a6962042337, createdName=1391e9f2a7m, createdTime=Tue Jul 04 06:40:58 CST 2017, time=2017-07-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=214271, encodeId=adf22142e17d, content=感谢小编为我们精心准备了如此精辟的精神大餐,小编辛苦了,点个赞吧!, beContent=null, objectType=article, channel=null, level=null, likeNumber=58, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo7s7ZCKOmmbBTD6nE7gcd5OZpvyGEzkxBP3S275k5ZJVrsPkotZhBglRHM9rKvcj1OgkssqhcnoPw8zIaMZTF8c/0, createdBy=4c441942088, createdName=ylzr123, createdTime=Fri Jun 23 08:11:35 CST 2017, time=2017-06-23, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=213580, encodeId=3df0213580aa, content=有意思学习了!, beContent=null, objectType=article, channel=null, level=null, likeNumber=60, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=92191944782, createdName=thlabcde, createdTime=Wed Jun 21 19:02:52 CST 2017, time=2017-06-21, status=1, ipAttribution=)]
    2017-06-23 ylzr123

    感谢小编为我们精心准备了如此精辟的精神大餐,小编辛苦了,点个赞吧!

    0

  4. [GetPortalCommentsPageByObjectIdResponse(id=1715568, encodeId=6a0a1e15568a1, content=<a href='/topic/show?id=a217e58972' target=_blank style='color:#2F92EE;'>#food#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=38, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=7589, encryptionId=a217e58972, topicName=food)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=68d031960225, createdName=ms6747015003810650, createdTime=Thu Aug 17 01:50:00 CST 2017, time=2017-08-17, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=218354, encodeId=47fd21835465, content=真的吗,认真学习中, beContent=null, objectType=article, channel=null, level=null, likeNumber=60, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo61WAV0ROeLAoicPxPKoKaogwLWLL8STv86qplbdOibN2YR4KxkJicqNectCXGR8gPJhGLc7yYLSdnpx4kaVXndTfu/0, createdBy=a6962042337, createdName=1391e9f2a7m, createdTime=Tue Jul 04 06:40:58 CST 2017, time=2017-07-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=214271, encodeId=adf22142e17d, content=感谢小编为我们精心准备了如此精辟的精神大餐,小编辛苦了,点个赞吧!, beContent=null, objectType=article, channel=null, level=null, likeNumber=58, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo7s7ZCKOmmbBTD6nE7gcd5OZpvyGEzkxBP3S275k5ZJVrsPkotZhBglRHM9rKvcj1OgkssqhcnoPw8zIaMZTF8c/0, createdBy=4c441942088, createdName=ylzr123, createdTime=Fri Jun 23 08:11:35 CST 2017, time=2017-06-23, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=213580, encodeId=3df0213580aa, content=有意思学习了!, beContent=null, objectType=article, channel=null, level=null, likeNumber=60, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=92191944782, createdName=thlabcde, createdTime=Wed Jun 21 19:02:52 CST 2017, time=2017-06-21, status=1, ipAttribution=)]
    2017-06-21 thlabcde

    有意思学习了!

    0