Results 51 to 60 of about 85,033 (176)

High‐Altitude Adaptation of Frogs (Case Study: Nanorana parkeri): From Physiological Phenotypes to AltitudeOmics

open access: yesIntegrative Zoology, EarlyView.
High altitudes are challenging for the animals that inhabit these environments. The Xizang plateau frog (Nanorana parkeri) survives in high‐altitude environments through a synergistic strategy of metabolic remodeling and protein expression adjustment to optimize energy efficiency and enhance cellular protection.
Xuejing Zhang   +6 more
wiley   +1 more source

Modelagem estrutural da PHA sintase de Chromobacterium violaceum para estudos de mutação sítio-dirigida [PDF]

open access: yes, 2004
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia QuímicaUma classe de polímeros bacterianos que se destaca pela proximidade de suas características com as de plásticos de origem ...
Piemolini, Luciani Tatsch
core  

Blubber Thickening Driven by UCP1 Inactivation: Insights from a Cetacean‐Like Transgenic Mouse Model

open access: yesIntegrative Zoology, EarlyView.
UCP1 inactivation of cetaceans in mice drives BAT whitening and iWAT hyperplasia, promoting fat accumulation for aquatic adaptation. Abstract Cetaceans possess thick blubber, a specialized adipose tissue essential for thermal insulation, a streamlined body form, energy storage, and buoyancy. However, the mechanisms that underpin this adaptation are not
Qian Zhang   +5 more
wiley   +1 more source

Ketogenic Diet and β‐Hydroxybutyrate Suppress Bladder Cancer Growth and Enhance Anti‐PD‐L1 Immunotherapy Efficacy

open access: yesCancer Science, EarlyView.
Ketogenic diet and β‐hydroxybutyrate (β‐HB) suppress bladder cancer growth through direct anti‐tumor mechanisms and enhance anti‐PD‐L1 immunotherapy efficacy. β‐HB upregulates PD‐L1 via JAK2‐STAT3 activation and remodels the tumor immune microenvironment, sensitizing tumors to immune checkpoint blockade. ABSTRACT The limited clinical efficacy of immune
Yuan Zeng   +6 more
wiley   +1 more source

Physiological media and oxygen levels modulate cancer hallmarks in cultured breast cancer cells

open access: yesThe FEBS Journal, EarlyView.
MCF7 breast cancer cells were cultured in standard conditions (18% O2 and DMEM) and physiological conditions (5% O2 and Plasmax, a medium modeled after the human plasma metabolome). A combined transcriptomic and proteomic approach was used to identify gene expression signatures at the mRNA and protein levels upstream of functional enrichment analyses ...
Jacob E. Wiebe   +5 more
wiley   +1 more source

Pathology of Ketoacidosis in Emergency of Diabetic Ketoacidosis and Alcoholic Ketoacidosis: A Retrospective Study

open access: yesJournal of Diabetes Research
This study is aimed at examining which factors are useful for the diagnosis and distinction of ketoacidosis. We recruited 21 diabetic ketoacidosis (DKA) and alcoholic ketoacidosis (AKA) patients hospitalized in Kawasaki Medical School General Medical ...
Katsumasa Koyama   +6 more
doaj   +1 more source

Adding monoglycerides containing short and medium chain fatty acids to milk replacer: effects on health and performance of preweaned calves

open access: yesItalian Journal of Animal Science, 2020
The aim of this trial was to investigate the effects of a blend of monoglycerides of short- and medium-chain fatty acids (SMCFA) on health status and growth of preweaned male calves from 16 to 72 days of age. The in vivo study was conducted as a complete
Federico Righi   +12 more
doaj   +1 more source

Untargeted Metabolomics Reveals Metabolic Stress Alleviation by Prepartum Exercise in Transition Dairy Cows

open access: yesMetabolites, 2022
Prepartum exercise (PA) has been proposed as a strategy for the peripartum management of dairy cows; however, the mechanism by which PA affects metabolism has not been elucidated.
Zhengzhong Luo   +11 more
doaj   +1 more source

Mathematical model of the zebrafish ventricular cardiomyocyte action potential and calcium transient

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend This study presents the development and validation of the first biophysically detailed computational model of the zebrafish ventricular action potential (AP). The model is based on a human cardiomyocyte framework and reparameterized using published and newly generated patch‐clamp recordings of zebrafish ionic currents.
Ludovica Cestariolo   +5 more
wiley   +1 more source

Highly selective transformation of poly[(R)-3-hydroxybutyric acid] into trans-crotonic acid by catalytic thermal degradation. [PDF]

open access: yes, 2010
Highly selective transformation of poly[(R)-3-hydroxybutyric acid] (PHB) into trans-crotonic acid was achieved by thermal degradation using Mg compounds: MgO and Mg(OH)2 as catalysts.
Shirai, Yoshihito   +3 more
core   +1 more source

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