نتایج جستجو برای: artemissia annua

تعداد نتایج: 1264  

2017
Nur K. B. K. Ikram Henrik T. Simonsen

Malaria is still an eminent threat to major parts of the world population mainly in sub-Saharan Africa. Researchers around the world continuously seek novel solutions to either eliminate or treat the disease. Artemisinin, isolated from the Chinese medicinal herb Artemisia annua, is the active ingredient in artemisinin-based combination therapies used to treat the disease. However, naturally art...

Journal: :Memorias do Instituto Oswaldo Cruz 2012
Luiz Francisco Rocha e Silva Pedro Melillo de Magalhães Mônica Regina Farias Costa Maria das Graças Costa Alecrim Francisco Célio Maia Chaves Ari de Freitas Hidalgo Adrian Martin Pohlit Pedro Paulo Ribeiro Vieira

Artemisinin is the active antimalarial compound obtained from the leaves of Artemisia annua L. Artemisinin, and its semi-synthetic derivatives, are the main drugs used to treat multi-drug-resistant Plasmodium falciparum (one of the human malaria parasite species). The in vitro susceptibility of P. falciparum K1 and 3d7 strains and field isolates from the state of Amazonas, Brazil, to A. annua i...

2013
Xu Lu Weimin Jiang Ling Zhang Fei Zhang Fangyuan Zhang Qian Shen Guofeng Wang Kexuan Tang

Plants are sessile organisms, and they can not move away under abiotic or biotic stresses. Thus plants have evolved a set of genes that response to adverse environment to modulate gene expression. In this study, we characterized and functionally studied an ERF transcription factor from Artemisia annua, AaERF1, which plays an important role in biotic stress responses. The AaERF1 promoter had bee...

2018
Yueli Tang Ling Li Tingxiang Yan Xueqing Fu Pu Shi Qian Shen Xiaofen Sun Kexuan Tang

Citation: Tang Y, Li L, Yan T, Fu X, Shi P, Shen Q, Sun X and Tang K (2018) AaEIN3 Mediates the Downregulation of Artemisinin Biosynthesis by Ethylene Signaling Through Promoting Leaf Senescence in Artemisia annua. Front. Plant Sci. 9:413. doi: 10.3389/fpls.2018.00413 AaEIN3 Mediates the Downregulation of Artemisinin Biosynthesis by Ethylene Signaling Through Promoting Leaf Senescence in Artemi...

Bochu Wang Jing Sui, Liancai Zhu Zhengwen Yu

Artemisinin extracted from Artemisia annua L. is the best medicine with the highest efficiency, the most effective and the lowest toxicity in treating ague nowadays. At present, most studies focus on artemisinin and its derivatives, while the study and report about the other active components are rare. This paper purposed to further discover new indication of Artemisia annua L. connecting with ...

2018
Stephanie H. Kung Sean Lund Abhishek Murarka Derek McPhee Chris J. Paddon

The antimalarial drug artemisinin is a natural product produced by the plant Artemisia annua. Extracts of A. annua have been used in Chinese herbal medicine for over two millennia. Following the re-discovery of A. annua extract as an effective antimalarial, and the isolation and structural elucidation of artemisinin as the active agent, it was recommended as the first-line treatment for uncompl...

2013
Ahmed Nageeb Azza Al-Tawashi Abdul-Hamid Mohammad Emwas Zeyad Abdel-Halim Al-Talla Nahla Al-Rifai

The present work investigates the efficacy of using Artemisia annua in traditional medicine in comparison with chemical extracts of its bioactive molecules. In addition, the effects of location (Egypt and Jericho) on the bioactivities of the plant were investigated. The results showed that water extracts of Artemisia annua from Jericho have stronger antibacterial activities than organic solvent...

2016
Ezra M. Orlofsky Giorgi Kozhoridze Lyudmila Lyubenova Elena Ostrozhenkova J. Barbro Winkler Peter Schröder Adelbert Bacher Wolfgang Eisenreich Micha Guy Avi Golan-Goldhirsh

The research presented stemmed from the observations that female plants of the annual dioecious Mercurialis annua outlive male plants. This led to the hypothesis that female plants of M. annua would be more tolerant to stress than male plants. This hypothesis was addressed in a comprehensive way, by comparing morphological, biochemical and metabolomics changes in female and male plants during t...

2016
Santram Lodhi Avijeet Jain Alok Pal Jain Rajesh Singh Pawar Abhay Kumar Singhai

OBJECTIVE Martynia annua L. (M. annua), (Martyniaccae) has been traditionally used in the treatment of epilepsy, sore throat and inflammatory disorders. The leaf paste is used topically on Tuberculosis of the lymphatic glands and wounds of domestic animals. Tephrosia purpurea (T. purpurea), (Fabaceae) has been used traditionally as a remedy for asthma, gonorrhea, rheumatism and ulcers. This stu...

2010
Liviu Drăgan Adriana Titilincu Iosif Dan Ioan Dunca Maria Drăgan Viorica Mircean

The anticoccidial effect of Artemisia annua and Pimpinella anisum on Eimeria tenella infection (1500 oocysts/chicken) has been studied. The products were used as oil administered 7.5% in water and as powder 1.5% in food. The effects of A. annua and P. anisum on E. tenella infection were assessed by clinical signs, mortality, fecal oocyst shedding, lesional score, body weight gain and feed conve...

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