Deadly poisonous amanitae are common and widely distributed in China.They cause dramatic poisonings or even deaths every year.The well-known lethal mushrooms Amanita phalloides,A.verna and A.virosa,all originally desc...Deadly poisonous amanitae are common and widely distributed in China.They cause dramatic poisonings or even deaths every year.The well-known lethal mushrooms Amanita phalloides,A.verna and A.virosa,all originally described from Europe,were repeatedly reported from China,but no reliable record can be confirmed.However,other lethal mushrooms,i.e.A. exitialis,A.fuliginea,A.oberwinklerana,A.subjunquillea var.subjunquillea,and A.subjunquillea var.alba can frequently be found in various forests in China.Amanita fuliginea may easily be confused with A.manginiana sensu Chiu and A.yuaniana,both of which are favorable wild edible mushrooms in southwestern China.Moreover,the edible mushroom A.chepangiana may be mixed up with A.exitialis,A.oberwinklerana,and A.subjunquillea var.alba.A key to the Chinese taxa of Amanita mentioned above is provided.展开更多
为了从线粒体基因水平筛选广西地方鸡种质资源DNA条形码,研究利用混合池基因组DNA为模板,利用PCR和直接测序技术,对6个广西地方鸡品种和1个商业化肉鸡品种线粒体上6个基因的SNP进行了分析。结果显示:16 S rRNA在7个品种中都未发现SNP,其...为了从线粒体基因水平筛选广西地方鸡种质资源DNA条形码,研究利用混合池基因组DNA为模板,利用PCR和直接测序技术,对6个广西地方鸡品种和1个商业化肉鸡品种线粒体上6个基因的SNP进行了分析。结果显示:16 S rRNA在7个品种中都未发现SNP,其他5个基因在7个品种中存在SNP。其中广西三黄鸡、广西麻鸡和龙胜凤鸡SNP位点的百分比相似,南丹瑶鸡和东兰乌鸡SNP位点的百分比相似,而霞烟鸡与艾维茵肉鸡SNP位点的百分比相似。研究结果为进一步开发广西地方鸡品种的DNA条形码奠定了基础。展开更多
基金国家自然科学基金 (No . 3980 0 0 0 7)云南省自然科学基金 (No . 98Co2 6Q)资助项目
文摘Deadly poisonous amanitae are common and widely distributed in China.They cause dramatic poisonings or even deaths every year.The well-known lethal mushrooms Amanita phalloides,A.verna and A.virosa,all originally described from Europe,were repeatedly reported from China,but no reliable record can be confirmed.However,other lethal mushrooms,i.e.A. exitialis,A.fuliginea,A.oberwinklerana,A.subjunquillea var.subjunquillea,and A.subjunquillea var.alba can frequently be found in various forests in China.Amanita fuliginea may easily be confused with A.manginiana sensu Chiu and A.yuaniana,both of which are favorable wild edible mushrooms in southwestern China.Moreover,the edible mushroom A.chepangiana may be mixed up with A.exitialis,A.oberwinklerana,and A.subjunquillea var.alba.A key to the Chinese taxa of Amanita mentioned above is provided.
文摘为了从线粒体基因水平筛选广西地方鸡种质资源DNA条形码,研究利用混合池基因组DNA为模板,利用PCR和直接测序技术,对6个广西地方鸡品种和1个商业化肉鸡品种线粒体上6个基因的SNP进行了分析。结果显示:16 S rRNA在7个品种中都未发现SNP,其他5个基因在7个品种中存在SNP。其中广西三黄鸡、广西麻鸡和龙胜凤鸡SNP位点的百分比相似,南丹瑶鸡和东兰乌鸡SNP位点的百分比相似,而霞烟鸡与艾维茵肉鸡SNP位点的百分比相似。研究结果为进一步开发广西地方鸡品种的DNA条形码奠定了基础。
