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家蚕AFLP分子进化研究 被引量:3
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作者 周泽扬 李斌 +2 位作者 g.ravikumar 全国兴 田村俊树 《西南农业学报》 CSCD 2004年第2期240-243,共4页
为进一步探讨家蚕的起源分化和其系统发育,为家蚕遗传育种提供科学依据,利用AFLP技术和统计学分析对具有代表性的9个不同的地区家蚕品种进行了分子系统学研究。家蚕的DNA多态性分析及其聚类分析结果进一步证实家蚕可能起源于不同地方(... 为进一步探讨家蚕的起源分化和其系统发育,为家蚕遗传育种提供科学依据,利用AFLP技术和统计学分析对具有代表性的9个不同的地区家蚕品种进行了分子系统学研究。家蚕的DNA多态性分析及其聚类分析结果进一步证实家蚕可能起源于不同地方(多起源中心)、由多种生态类型(包括一化、二化、多化)混杂的野桑蚕驯化而来,其驯化之初就已拥有一化、二化、多化的遗传背景,而且一化和二化品种间的遗传距离小,分化程度小,表明它们应该有共同的起源中心。 展开更多
关键词 家蚕 AFLP 分子进化 品种 遗传距离 生态类型
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In vitro antibacterial and free radical scavenging activity of green hull of Juglans regia 被引量:5
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作者 Pardeep Sharma g.ravikumar +2 位作者 M.Kalaiselvi D.Gomathi C.Uman 《Journal of Pharmaceutical Analysis》 SCIE CAS 2013年第4期298-302,共5页
Abstract Antioxidant supplements from plants are vital to count the oxidative damage in cells. We assessed the antioxidants and antibacterial activity of green hull of Juglans regia in this study. According to our res... Abstract Antioxidant supplements from plants are vital to count the oxidative damage in cells. We assessed the antioxidants and antibacterial activity of green hull of Juglans regia in this study. According to our results the maximum antibacterial activity was observed in ethanolic extract when compared to other extract. So, the ethanolic extract was studied for antioxidant activity which exhibited high antiradical activity against DPPH, hydroxyl, and nitric oxide radicals. In conclusion, green hull of J. regia showed strong reducing power activity and total antioxidant capacity. The results justify the therapeutic application of plant in the indigenous system of medicine. 展开更多
关键词 Juglans regia Ethanolic extract ANTIOXIDANTS DPPH Antibacterial activity
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Neural Cryptography with Fog Computing Network for Health Monitoring Using IoMT 被引量:1
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作者 g.ravikumar K.Venkatachalam +2 位作者 Mohammed A.AlZain Mehedi Masud Mohamed Abouhawwash 《Computer Systems Science & Engineering》 SCIE EI 2023年第1期945-959,共15页
Sleep apnea syndrome(SAS)is a breathing disorder while a person is asleep.The traditional method for examining SAS is Polysomnography(PSG).The standard procedure of PSG requires complete overnight observation in a lab... Sleep apnea syndrome(SAS)is a breathing disorder while a person is asleep.The traditional method for examining SAS is Polysomnography(PSG).The standard procedure of PSG requires complete overnight observation in a laboratory.PSG typically provides accurate results,but it is expensive and time consuming.However,for people with Sleep apnea(SA),available beds and laboratories are limited.Resultantly,it may produce inaccurate diagnosis.Thus,this paper proposes the Internet of Medical Things(IoMT)framework with a machine learning concept of fully connected neural network(FCNN)with k-near-est neighbor(k-NN)classifier.This paper describes smart monitoring of a patient’s sleeping habit and diagnosis of SA using FCNN-KNN+average square error(ASE).For diagnosing SA,the Oxygen saturation(SpO2)sensor device is popularly used for monitoring the heart rate and blood oxygen level.This diagnosis information is securely stored in the IoMT fog computing network.Doctors can care-fully monitor the SA patient remotely on the basis of sensor values,which are efficiently stored in the fog computing network.The proposed technique takes less than 0.2 s with an accuracy of 95%,which is higher than existing models. 展开更多
关键词 Sleep apnea POLYSOMNOGRAPHY IOMT fog node security neural network KNN signature encryption sensor
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