نتایج جستجو برای: natural antifungal

تعداد نتایج: 504440  

Journal: :چغندرقند 0
مجتبی عبدالملکی دانش آموخته کارشناس ارشد بیماری شناسی گیاهی دانشگاه زابل صحبت بهرامی نژاد استادیار گروه زراعت واصلاح نباتات، دانشکده کشاورزی، دانشگاه رازی سعید عباسی استادیار گروه گیاهپزشکی، دانشکده کشاورزی، دانشگاه رازی سیدباقر محمودی استادیار مؤسسه تحقیقات چغندرقند

in order to find the plant extracts with antifungal activity, 18 plant species were screened. in this study, distilled water, methanol, chloroform, aceton and ethanol were employed to obtain crude extract from plant samples. the extracts were tested against sugar beet root rot agents, rhizoctonia solani and phytophthora drechsleri. the inhibitory effect of different extracts was investigated by...

Journal: :international journal of advanced biological and biomedical research 2014
s. mohammadi kh. piri

objective: in order to use natural compounds in controlling plant pests and diseases, many researchers in recent years have studied the antifungal effects of essential oils and plant extracts.  the purpose of this study was to investigate the chemical composition and antifungal effects of echium khuzestanium and marubbium anisodan extracts. methods: after extraction and preparation of different...

Journal: :The Journal of antibiotics 1998
M Daferner T Anke V Hellwig W Steglich O Sterner

The antifungal and cytostatic compound strobilurin M (1) is a new variant of the strobilurins produced by Mycena sp. 96097, a tropical basidiomycete. The same fungus was found to produce tetrachloropyrocatechol (3a) and tetrachloropyrocatechol methyl ether (3b), new natural products, which exhibit antifungal, antibacterial and cytotoxic activities.

Journal: :Natural product research 2009
Miguel A González Julieth Correa-Royero Ana Mesa Liliana Betancur-Galvis

The synthesis of the marine natural products pyridinebetaine A and B is reported. The biological evaluation of pyridinebetaine A and B and several analogues as cytotoxic, antifungal and antiviral agents is also described. Unfortunately, none of the compounds tested showed relevant antifungal or cytotoxic activity. Only pyridinebetaine B reduced the Herpes simplex virus type 1 virus replication,...

2012
Bruce C. Campbell Kathleen L. Chan Jong H. Kim

Antimycotic chemosensitization and its mode of action are of growing interest. Currently, use of antifungal agents in agriculture and medicine has a number of obstacles. Foremost of these is development of resistance or cross-resistance to one or more antifungal agents. The generally high expense and negative impact, or side effects, associated with antifungal agents are two further issues of c...

2014
Yasmim Dantas Crivelenti Cyntia AM Arevabini Mariana H De Abreu Tamires Aparecida Bitencourt Thaís B Mesquita Bruna AM Cantelli Mario FC Santos Roberto GS Berlinck Eduardo Hajdu Renê de O Beleboni Mozart Marins Ana Lúcia Fachin

Background The presence of high levels of aflatoxin is a serious problem to the production of raw peanuts and peanut crumbs. The high incidence of aflatoxin in peanuts in our country is mainly due to problems in primary production. High humidity and temperature conditions increase the likelihood of Aspergillus development and aflatoxins production, which is worsened during rainy weather [1]. Af...

2012
Ling Yien Ing Noraziah Mohamad Zin Atif Sarwar Haliza Katas

The need of natural antimicrobials is paramount to avoid harmful synthetic chemicals. The study aimed to determine the antifungal activity of natural compound chitosan and its nanoparticles forms against Candida albicans, Fusarium solani and Aspergillus niger. Chitosan nanoparticles were prepared from low (LMW), high molecular weight (HMW) chitosan and its derivative, trimethyl chitosan (TMC). ...

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