Results 61 to 70 of about 303,417 (289)

Epigallocatechin-3-gallate chitosan nanoparticles in an extender improve the antioxidant capacity and post-thawed quality of Kacang goat semen [version 3; peer review: 1 approved, 2 approved with reservations, 2 not approved]

open access: yesF1000Research
Background and Aim The Kacang goat (Capra hircus) is an indigenous livestock species in Indonesia that is at risk of extinction due to cross-breeding. Artificial insemination (AI) techniques are expected to increase the population of these goats.
Adeyinka Oye Akintunde   +5 more
doaj   +1 more source

Engineered Cyanobacteria‐Hydrogel Microecological System for Oxygen Reprogramming Synergizes Immunomodulation With Anabolism in Osteoarthritis Therapy

open access: yesAdvanced Science, EarlyView.
An injectable cyanobacteria‐laden hydrogel enables light‐dependent oxygen metabolism engineering for osteoarthritis therapy. Photosynthetic oxygen release under red light irradiation suppresses synovial inflammation via HIF‐1α inhibition and M2 macrophage polarization, while respiratory oxygen consumption in darkness stabilizes chondrocyte HIF‐1α to ...
Lerong Yang   +8 more
wiley   +1 more source

Oxidative stress in the latissimus dorsi muscle of diabetic rats

open access: yesBrazilian Journal of Medical and Biological Research, 2000
The purpose of the present study was to investigate the effects of experimental diabetes on the oxidant and antioxidant status of latissimus dorsi (LD) muscles of male Wistar rats (220 ± 5 g, N = 11).
K.L.D. De Angelis   +9 more
doaj   +1 more source

OsCPK12‐OsATPD1 Module Regulates Photosynthetic Acclimation to Light Stress in Rice

open access: yesAdvanced Science, EarlyView.
OsCPK12 interacts and phosphorylates OsAtpD1 at Ser8 in its transit peptide. This phosphorylation promote its chloroplast translocation, thereby maintaining ATP synthase activity and proton gradient (ΔpH) homeostasis and regulating photosynthetic acclimation, photoprotection, and repair under light stress.
Beifang Wang   +17 more
wiley   +1 more source

An Effector TaCRVP From Tuta Absoluta Oral Secretion Impairs H2O2‐Mediated Plant Defense by Targeting Tomato SlCAT2

open access: yesAdvanced Science, EarlyView.
The Tuta absoluta salivary effector TaCRVP subverts tomato immunity by hijacking host catalase SlCAT2. Through a sophisticated dual mechanism, TaCRVP simultaneously promotes SlCAT2 tetramerization for activation and blocks its SlAdBiL‐mediated degradation for stabilization.
Jianquan Yan   +9 more
wiley   +1 more source

Catalase - ação enzimática: parte 1: experimento prático

open access: yes, 2016
Este experimento demonstra que a enzima catalase, presente em alimentos como a batata e o alface e em órgãos como o fígado, acelera a decomposição do peróxido de hidrogênio presente na água oxigenada.
Siqueira, Luiza
core   +1 more source

The influence of high Cd2+ concentrations on lipid peroxidation and antioxidant system function of wheat (Triticum aestivum) and rye (Secale cereale) etiolated shoots [PDF]

open access: yesJournal of Stress Physiology & Biochemistry, 2012
The influence of high Cd2+ concentrations on lipid peroxidation and antioxidant system function of winter wheat (Triticum aestivum) and rye (Secale cereale) etiolated shoots.
Kolesnichenko A.V., Kolesnichenko V.V.
doaj  

Mycobacterium tuberculosis Catalase Inhibits the Formation of Mast Cell Extracellular Traps

open access: yesFrontiers in Immunology, 2018
Tuberculosis is one of the leading causes of human morbidity and mortality. Mycobacterium tuberculosis (Mtb) employs different strategies to evade and counterattack immune responses persisting for years.
Marcia Campillo-Navarro   +18 more
doaj   +1 more source

Serum antioxidants as predictors of the adult respiratory distress syndrome in septic patients [PDF]

open access: yes, 1993
Adult respiratory distress syndrome (ARDS) can develop as a complication of various disorders, including sepsis, but it has not been possible to identify which of the patients at risk will develop this serious disorder.
Moore, Frederick A.   +9 more
core   +1 more source

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