Results 11 to 20 of about 337 (142)

Experimental validation and computational modeling of anti-influenza effects of quercetin-3-O-α-L-rhamnopyranoside from indigenous south African medicinal plant Rapanea melanophloeos [PDF]

open access: yesBMC Complementary and Alternative Medicine, 2019
Background Influenza A virus (IAV) is still a major health threat. The clinical manifestations of this infection are related to immune dysregulation, which causes morbidity and mortality.
Parvaneh Mehrbod   +6 more
doaj   +2 more sources

Nanoemulsion as a carrier to improve the topical anti-inflammatory activity of stem bark extract of Rapanea ferruginea

open access: yesInternational Journal of Nanomedicine, 2016
Juarana Dal Mas,1 Tailyn Zermiani,1 Liliani C Thiesen,1 Joana LM Silveira,2 Kathryn ABS da Silva,1 Márcia M de Souza,1 Angela Malheiros,1 Tania MB Bresolin,1 Ruth M Lucinda-Silva1 1NIQFAR, Graduate Program in Pharmaceutical Sciences, University ...
Dal Mas J   +8 more
doaj   +5 more sources

Biembelin - a new symmetrical bisbenzoquinone from Rapanea Melanphloes

open access: yesBulletin of the Chemical Society of Ethiopia, 1993
BuII. Chem. Soc. Ethiop. 1993, 7(1) 67-69.
J. Ogweno Midiwo, Yacob Ghebremeskel
doaj   +2 more sources

Anthelmintic activity of preparations derived from Myrsine africana and Rapanea melanophloeos against the nematode parasite, Haemonchus contortus, of sheep

open access: yesJournal of Ethnopharmacology, 2002
Myrsine africana L. and Rapanea melanophloeos L. belong to the plant family Myrsinaceae. Various rural communities in Kenya, such as smallholder farmers and pastoralists, use them to treat their livestock. The anthelmintic effects/activities of leaves and fruits of M. africana and fruits of R.
Johan Höglund
exaly   +4 more sources

The Antiviral Activity of Polyphenols. [PDF]

open access: yesMol Nutr Food Res
Polyphenols demonstrate remarkable antiviral properties by effectively disrupting multiple biochemical processes essential for viral replication. ABSTRACT Polyphenols are secondary metabolites produced by a large variety of plants. These compounds that comprise the class of phenolic acids, stilbenes, lignans, coumarins, flavonoids, and tannins have a ...
Burkard M   +5 more
europepmc   +2 more sources

Efeitos da radiação ultravioleta-C sobre a simetria e morfoanatomia foliar de Rapanea ferruginea (Ruiz et. Pav) Mez. (Myrsinaceae) = Effects of ultraviolet-C radiation on symmetry and morphoanatomy of Rapanea ferruginea (Ruiz et. Pav) Mez. (Myrsinaceae) leaves

open access: yesActa Scientiarum: Biological Sciences, 2009
Neste estudo, analisaram-se os efeitos da radiação UV-C sobre odesenvolvimento de folhas de Rapanea ferruginea. Plantas jovens foram selecionadas com seis meses de idade identificando-se as folhas já diferenciadas do 3º, 4º, 6º, 8º e 9º nó ...
Danilo de Menezes Daloso   +2 more
doaj   +1 more source

Allelopathic Potential of Rapanea umbellata Leaf Extracts [PDF]

open access: yesChemistry & Biodiversity, 2013
AbstractThe stressful conditions associated with the Brazilian savanna (Cerrado) environment were supposed to favor higher levels of allelochemicals in Rapanea umbellata from this ecosystem. The allelopathic potential of R. umbellata leaf extracts was studied using the etiolated wheat coleoptile and standard phytotoxicity bioassays.
Novaes, Paula   +6 more
openaire   +3 more sources

Widespread introduced species dominate the urban tree assemblage on the endemic-rich tropical island of São Tomé. [PDF]

open access: yesEcol Evol
Afrotropical cities are growing rapidly but how this impacts biodiversity is largely unclear. Our study on São Tomé Island, Central Africa, reveals that the urban tree assemblage is impoverished and dominated by introduced species, while the natural forest is essential for the protection of native and endemic species.
Strauß L   +12 more
europepmc   +2 more sources

Rapanea melanophloeos (L.) Mez

open access: yes, 2022
Rapanea melanophloeos (L.) Mez — Habit: Small tree. Habitat: LMWF, LMDF, UMF, HZ; up to 3 800 m. Distribution: II. Voucher: Chogoria Waterfall, Alt. 3 184 m, 25 Jan. 2015, SAJIT 002824 (HIB). References: Fries (1923b), Halliday (1984), Bussmann (1993, 1994, 2006), Bussmann & Beck (1995a, 1998, 1999).
Zhou, Ya-Dong   +3 more
openaire   +2 more sources

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