Results 111 to 120 of about 176,689 (169)

产毒水华束丝藻的生理学特性及毒理学研究

open access: yes, 2006
束丝藻(Aphanizomenon)是淡水水华蓝藻中常见的优势种之一。研究表明,束丝藻水华可产生麻痹性贝类毒素(paralytic shellfish poisons,PSPs),属生物碱类神经毒素,具有Na+通道抑制作用,对生物有强烈的致死效应。本研究以从滇池分离的我国首株产PSPs毒素的A. flos-aquae DC-1为材料,研究了该藻株在实验室培养条件下的生理学性状及产毒特征,探察了该藻株产生的PSPs类毒素对小鼠(KM)和梨形环楞螺(Bellamya purificata)的毒性效应 ...
刘永梅
core  

水生病毒学

open access: yes, 2008
水生病毒学是水生生物学与病毒学交叉的一门新兴学科。本书试图通过深入浅出、图文并茂的方式,从分子、细胞、机体、种群,乃至水生生态系统等不同层面,介绍水生病毒学的基本概念、原理和研究方法。本书以作者的科研经历和教学实践为主线,兼纳并蓄,尽可能展现水生病毒学的丰富内涵和盎然生机。全书共分8篇31章,内容包括水生病毒学导论、鱼类病毒及病毒病、两栖动物病毒及病毒病、水生爬行动物病毒及病毒病、水生无脊椎动物病毒及病毒病、浮游病毒、水生病毒生态、鱼类免疫及抗病毒作用。全书有图片约210多幅,并附12个研究事例 ...
张奇亚, 桂建芳
core  

一种藻类毒素脱毒的制备方法

open access: yes, 2003
本发明公开了一种藻类毒素脱毒的制备方法,其步骤是:首先是将藻脱水干燥,用40—160目滤布捕捞、沥干水分摊开,晾干、晒干或烘干,含水量在10%以下;其次是粉碎,将干燥的藻块粉碎成细的小颗粒藻粉;再次是加水,加水比例为1/10—1/20;第四是脱毒,藻粉的臭氧脱毒采用1—3%高浓度臭氧水脱毒或通含臭氧的空气(O3含量20%)脱毒。本发明脱毒快,效率高,成本低 ...
沈银武   +4 more
core  

[Clinical diagnosis and treatment of four cases of Castleman disease in children]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Wu PQ   +4 more
europepmc   +1 more source

[Progress in clinical research related to viral hepatitis in 2025]. [PDF]

open access: yesZhonghua Gan Zang Bing Za Zhi
Ding Y, Li Y, Dou XG.
europepmc   +1 more source

[APASL clinical practice guidelines on the management of chronic hepatitis B infection: a 2026 update]. [PDF]

open access: yesZhonghua Gan Zang Bing Za Zhi
You H   +48 more
europepmc   +1 more source

[Establishment of an Epstein-Barr virus infection model using human nasal organoids]. [PDF]

open access: yesNan Fang Yi Ke Da Xue Xue Bao
Wei J   +5 more
europepmc   +1 more source

[Clinical analysis of 4 cases of pediatric collagenous gastritis]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Dai NN   +7 more
europepmc   +1 more source

[Global differences and challenges in the definition of acute liver failure]. [PDF]

open access: yesZhonghua Gan Zang Bing Za Zhi
Ren Y, Kong M, Xu MM, Chen Y.
europepmc   +1 more source

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