Results 201 to 210 of about 143,958 (270)

Enzymatic strategies for phosphorus utilization in periphyton: A study of alkaline phosphatase kinetics in post‐mining lakes

open access: yesJournal of Phycology, EarlyView.
Abstract Alkaline phosphatase (AP) plays an important role in phosphorus (P) cycling in aquatic ecosystems, particularly under nutrient limitation. In post‐mining lakes of Czechia, periphyton forms extensive mats despite chronic P deficiency, suggesting dissolved organic P (DOP) may serve as a key P source.
Eliška Konopáčová   +5 more
wiley   +1 more source

Combined effects of metformin and coenzyme Q10 on doxorubicin-induced cardiotoxicity in male wistar rats. [PDF]

open access: yesSci Rep
Mahdizadeh F   +6 more
europepmc   +1 more source

Systemic, Lifestyle and Environmental Modifying Factors in the Pathogenesis of Periodontitis

open access: yesJournal of Periodontal Research, EarlyView.
A variety of impacting factors in the pathogenesis of periodontitis exist, including systemic, lifestyle, and environmental factors. This review highlights the manifold mechanistic aspects of the link between the pathogenesis of periodontitis, addressing these numerous factors to supplement the long‐standing knowledge of the progression of the disease.
Groeger Sabine Elisabeth   +5 more
wiley   +1 more source

The Role of Oxidative Stress in Periodontitis

open access: yesJournal of Periodontal Research, EarlyView.
Oxidative stress is involved in multiple chemical reactions that take place in different intracellular organelles: mitochondria, rough endoplasmic reticulum, peroxisomes, autophagy, and aging, and can be influenced by exogenous factors: nutrition, physical activity, psychological status, environmental conditions, microbiome, and drugs.
Pedro Bullon   +3 more
wiley   +1 more source

Seagrasses are most vulnerable to marine heatwaves in tropical zones: local‐scale and broad climatic zone variation in thermal tolerances

open access: yesNew Phytologist, EarlyView.
Summary Under a changing climate, it is imperative that we understand how species may respond to temperature impacts, which can differ among populations of the same species due to local drivers. Thermal tolerance data, which can be used to assess an organism's upper thermal limits, is valuable to identify species and/or populations' susceptibility to ...
Nicole Said   +5 more
wiley   +1 more source

Small understory trees increase growth following sustained drought in the Amazon

open access: yesNew Phytologist, EarlyView.
Summary Droughts pose a major threat to the Amazon rainforest, yet the mechanisms enabling trees to maintain growth under prolonged drought remain poorly understood, particularly in the understory layer. We leveraged a 22‐yr Throughfall Exclusion (TFE) in a 1‐ha plot in eastern Amazonia, paired with a Control plot, to test whether small understory ...
Mateus C. Silva   +16 more
wiley   +1 more source

Mitochondrial Dysfunction Combined with Elevated CoQ10 Levels Specifically in Placental Cytotrophoblasts Suggests a Role for Mitophagy in Preeclampsia. [PDF]

open access: yesBiology (Basel)
Ábalos-Martínez J   +7 more
europepmc   +1 more source

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