The experiment was designed to study the histology of reproductive organ of Rana temporaria chensinesis David in reproductive season and dereproductive season, The results displayed that the sexual gland weight and ov...The experiment was designed to study the histology of reproductive organ of Rana temporaria chensinesis David in reproductive season and dereproductive season, The results displayed that the sexual gland weight and oviduct weight of the Rana temporaria chensinesis David were significantly different between reproductive season and dereproductive season.展开更多
Three compounds were isolated from the ovum oil of Rana temporaria chensinensis David. by column chromatography,and they were i dentif ied by examining their physical and chemical properties and spectroscopic analys i...Three compounds were isolated from the ovum oil of Rana temporaria chensinensis David. by column chromatography,and they were i dentif ied by examining their physical and chemical properties and spectroscopic analys is as cholesterol,palmitote and palmitic acid.The fatty acids in the ovum oil of Rana temporaria chensinensis David. have been analyzed qualitat ively by GC-MS and 21 kinds of the compounds were identified.展开更多
目的建立一种简单、可行的蛤蟆油基原物种DNA分子鉴定方法,并为其鉴定提供有效的手段。方法以COI作为条形码序列,对蛤蟆油基原物种中国林蛙和黑龙江林蛙进行DNA提取,PCR扩增和双向测序,用CodonCode Aligner V 4.2.7校对拼接,并用MEGA6....目的建立一种简单、可行的蛤蟆油基原物种DNA分子鉴定方法,并为其鉴定提供有效的手段。方法以COI作为条形码序列,对蛤蟆油基原物种中国林蛙和黑龙江林蛙进行DNA提取,PCR扩增和双向测序,用CodonCode Aligner V 4.2.7校对拼接,并用MEGA6.0对其样品进行种内分析。结果实验样品可以获得蛤蟆油基原物种的序列,中国林蛙有34个碱基变异位点,种内平均K2P距离为0.042,种内最大K2P距离为0.058。黑龙江林蛙有3个碱基变异位点,种内平均K2P距离为0.003,种内最大K2P距离为0.005。结论运用COI条形码序列能够准确鉴定蛤蟆油基原物种,为其鉴定提供新方法。展开更多
文摘The experiment was designed to study the histology of reproductive organ of Rana temporaria chensinesis David in reproductive season and dereproductive season, The results displayed that the sexual gland weight and oviduct weight of the Rana temporaria chensinesis David were significantly different between reproductive season and dereproductive season.
文摘Three compounds were isolated from the ovum oil of Rana temporaria chensinensis David. by column chromatography,and they were i dentif ied by examining their physical and chemical properties and spectroscopic analys is as cholesterol,palmitote and palmitic acid.The fatty acids in the ovum oil of Rana temporaria chensinensis David. have been analyzed qualitat ively by GC-MS and 21 kinds of the compounds were identified.
文摘目的建立一种简单、可行的蛤蟆油基原物种DNA分子鉴定方法,并为其鉴定提供有效的手段。方法以COI作为条形码序列,对蛤蟆油基原物种中国林蛙和黑龙江林蛙进行DNA提取,PCR扩增和双向测序,用CodonCode Aligner V 4.2.7校对拼接,并用MEGA6.0对其样品进行种内分析。结果实验样品可以获得蛤蟆油基原物种的序列,中国林蛙有34个碱基变异位点,种内平均K2P距离为0.042,种内最大K2P距离为0.058。黑龙江林蛙有3个碱基变异位点,种内平均K2P距离为0.003,种内最大K2P距离为0.005。结论运用COI条形码序列能够准确鉴定蛤蟆油基原物种,为其鉴定提供新方法。