Results 31 to 40 of about 750 (180)

Ozone Susceptibility of Tropical Tree Species

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Tropical forests account for approximately 60% of global terrestrial photosynthesis, yet their function into the future may be compromised by rising ground‐level ozone (O3) pollution. Although O3 is known to impair plant productivity, the physiological mechanisms underlying interspecific variation in O3 susceptibility—especially among tropical
Mst Nahid Farha   +4 more
wiley   +1 more source

Diel net CO2 exchange of carnivorous Pinguicula is consistent with low‐level CAM photosynthesis

open access: yesPlant Biology, EarlyView.
In carnivorous butterworts (Pinguicula), CO2 uptake occurs primarily in the light via C3 photosynthesis, yet low‐level CAM photosynthesis, including net CO2 dark fixation, significantly improves the carbon balance of plants, especially under water‐deficit conditions.
K. Winter, M. Garcia, A. Virgo
wiley   +1 more source

Advancing gambogic acid for translational oncology: Redox–proteostasis collapse, multidrug resistance reversal, nanodelivery and biomarker‐guided development

open access: yesClinical and Translational Discovery, Volume 6, Issue 4, August 2026.
Gambogic acid exerts anticancer effects through reactive oxygen species‐mediated apoptosis, suppression of nuclear factor kappa B and phosphatidylinositol‐3‐kinase–protein kinase B signalling, multidrug resistance modulation and tumour microenvironment effects.
Uttam Singh Baghel   +14 more
wiley   +1 more source

Contribuição ao estudo do gênero Vismia Vandelli (Guttiferae) [PDF]

open access: yesActa Amazonica, 1974
RESUMO Notas taxonômicas sobre Vismia cayennensis (Jacquin) Persoon, V. subcuneata Huber e V. cavalcantii van den Berg, incluindo a nova variedade Vismia cayennensis (Jacquin) Persoon var.
Maria Elisabeth van den Berg
doaj   +1 more source

Insights Into the Biological Mechanisms and Multifunctional Health Benefits of Morelloflavone

open access: yeseFood, Volume 7, Issue 4, August 2026.
Morelloflavone (MF), a biflavonoid from Garcinia and related species, exhibits broad human health benefits through antioxidant, anti‐inflammatory, anticancer, and metabolic regulatory effects. This review highlights its molecular mechanisms, biosynthesis, and emerging roles in chronic disease prevention, emphasizing systems biology and machine learning
Yi Liu   +4 more
wiley   +1 more source

Inhibitory Effect of Mammea africana on Alpha-Amylase and Alpha-Glucosidase Enzymes of Rats

open access: yesBiology, Medicine & Natural Product Chemistry, 2022
Mammea africana Sabine (Guttiferae), a medicinal plant used traditionally in the treatment of diseases including diabetes was evaluated for effect on alpha-amylase and alpha-glucosidase enzymes in vivo.
Nwakaego Omonigho Ebong   +2 more
doaj   +1 more source

Wild Edible Plants in Angola: Diversity, Traditional Uses, Phytochemical Properties, and Socio‐Economic Potential

open access: yeseFood, Volume 7, Issue 4, August 2026.
Wild edible plants (WEP) in Angola: number of species recorded by family and their distribution ranges; four of the most used WEP: Tamarindus indica (Fabaceae), Carissa spinarum (Apocynaceae), Adansonia digitata (Malvaceae), and Vitex doniana (Lamiaceae).
Claudete Bastos   +4 more
wiley   +1 more source

Ilhas de vegetação em afloramentos de quartzito-arenito no Morro do Pai Inácio, Chapada Diamantina, Bahia, Brasil Islands of vegetation on quartzite-sandstone outcrops, Pai Inácio Mountain, Chapada Diamantina, Bahia, Brazil

open access: yesActa Botânica Brasílica, 2007
Ilhas de vegetação rodeadas de superfície rochosa foram estudadas em dois platôs do Morro do Pai Inácio (41°28'W e 12°27'S), na Chapada Diamantina.
Abel Augusto Conceição   +2 more
doaj   +1 more source

Phylogenetics of Clusia sect. Criuva (Clusiaceae) unveils a new species, reinstates an old name and clarifies sectional circumscription

open access: yesTAXON, Volume 75, Issue 4, August 2026.
Abstract Clusia sect. Criuva has long been a taxonomic catch‐all, particularly in the final decades of the 20th century, when misapplications conflated eastern Brazilian taxa with species from the Guiana Shield. We combine herbarium‐based genome skimming, targeted fieldwork, and critical examination of historical literature and types to reassess ...
José E. do Nascimento Jr   +2 more
wiley   +1 more source

KARAKTERISASI SENYAWA DARI FRAKSI AKTIF ANTIBAKTERI DAUN Garcinia celebica linn (Kandis)

open access: yesChempublish Journal, 2016
Telah diisolasi 3-oxofridelin dari fraksi etil asetat yang merupakan fraksi aktif antibakteri dari daun Garcinia celebica (Guttiferae).  Struktur molekul senyawa ditetapkan berdasarkan data spektroskopi IR, 1H dan 13C NMR serta perbandingan data tersebut
Madyawati Latief
doaj  

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