Results 91 to 100 of about 1,539 (210)

Medicinal Plants in East and Central Africa: Challenges and Constraints [PDF]

open access: yes, 2009
In East and Central Africa, medicnal and aromatic plants play an important role in the health of millions of people. Demand for medicinal plants is increasing as the population grows.
EL-Kamali, Hatil Hashim
core   +1 more source

Insecticidal action of Drimys brasiliensis Miers on black citrus aphid

open access: yesRevista Ciência Agronômica
The aim of this study was to evaluate the insecticidal effects of a hexane fraction and polygodial compound obtained from Drimys brasiliensis roots on the mortality of adults and nymphs of Toxoptera citricida (black citrus aphid). For the hexane fraction,
Simoni Anese   +3 more
doaj   +1 more source

In Vitro And In Silico Studies On Selected Malaysia Culinary Plants Against Dengue Ns2b-Ns3 Protease [PDF]

open access: yes, 2016
Di Malaysia, statistik jangkitan denggi setakat tahun 2015 sudah melebihi 100,000 kes. Walaubagaimanapun sehingga kini tidak ada calon vaksin dan ubat untuk denggi yang boleh didapati di pasaran.
Yong , Kai Sing
core  

Phytotoxic and dissuasive activity of Chihuahua desert plants [PDF]

open access: yes, 2020
With the purpose of finding plant compounds with the potential use as herbicides and insecticides, a research was realized with the objective of evaluate the phytotoxic and dissuasive activity of four Chihuahua desert plants.
FLORES-CORDOVA, Maria A.   +6 more
core   +2 more sources

Structure and Function of Olfactory Sensilla on the Antennae of Soybean Aphids, Aphis glycines [PDF]

open access: yes, 1995
Observation were made on the morphology of antennal sensilla of Aphis glycines using scanning electron microscopy. Apterae have antennal sensilla similar to those of the alatae, A group of four stout and often blunt-ended hairs appear at the tip of the ...
Du, Yongjun, Tang, Jue, Yan, Fushun
core  

Natural Products as a Source for Novel Analgesic Compounds [PDF]

open access: yes, 2017
Natural products have an important role in the discovery of analgesic drugs along with the determining of the complex mechanisms involved in pain transmission and pain relief.
Abdel-Rahman, Rehab Fawzy
core   +1 more source

Herbal Compounds and Toxins Modulating TRP Channels [PDF]

open access: yes, 2008
Although the benefits are sometimes obvious, traditional or herbal medicine is regarded with skepticism, because the mechanism through which plant compounds exert their powers are largely elusive.
Nilius, Bernd   +2 more
core   +2 more sources

Antifungal activities of selected Venda medicinal plants against Candida albicans, Candida krusei and Cryptococcus neoformans isolated from South African AIDS patients [PDF]

open access: yes, 2012
Infection with HIV leads to immunosuppression and up to 90% of HIV infected individuals contract fungal infections of which 10 - 20% die as a direct consequence of these infections.
Bessong, PO   +5 more
core   +2 more sources

PROFIL METABOLIT BERBAGAI EKSTRAK DAUN Chrysophyllum cainito L. MENGGUNAKAN UPLC-QTOF-MS/MS [PDF]

open access: yes, 2019
Chrysophyllum cainito L. is a plant which empirically used as traditional medicine. The pharmacological effect of C. cainito is caused by secondary metabolite activity contain in the leaves. The aim of this research was to know the metabolites profile in
Aditama, Agnis   +5 more
core   +2 more sources

Drimane-Type Sesquiterpenoids as Chemosystematic Markers of Canellaceae

open access: yesJournal of the Brazilian Chemical Society, 1999
Polygodial, isopolygodial, mukaadial and polygonone were isolated for the first time from Capsicodendron dinisii. Thus, with respect to drimane-type sesquiterpenoids of the Canellaceae, the close affinity of the South American genus Capsicodendron with ...
Bastos Jairo Kenupp   +2 more
doaj  

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