Results 71 to 80 of about 245,388 (304)

IGFBP5 Restores Endometrial Receptivity and Rescues Implantation Failure in Polycystic Ovary Syndrome

open access: yesAdvanced Science, EarlyView.
Impaired endometrial receptivity contributes to the poor pregnancy outcomes in women with PCOS. The authors found that decreased endometrial IL‐22 levels and disrupted STAT3‐IGFBP5 signaling pathway contributed to impaired endometrial receptivity. Supplementation with IL‐22 or IGFBP5 exerts a protective effect on implantation failure in PCOS‐like mice,
Baoying Liao   +13 more
wiley   +1 more source

An Activity‐Dependent NEPAS–PTX3 Axis Links Neurovascular and Myelin Deficits to Cognitive Impairment

open access: yesAdvanced Science, EarlyView.
An activity‐dependent pathway links prefrontal circuit hypoactivity to cognitive impairment. Reduced PVA–mPFC activity upregulates NEPAS, which suppresses PTX3 secretion, leading to impaired angiogenesis, myelin deficits, and memory decline. Rescue is achieved by NEPAS knockdown or chemogenetic circuit activation.
Boya Hu   +11 more
wiley   +1 more source

Effect of Zeolite Speading Frequency in Related to Control Housing Environmental Quality [PDF]

open access: yes, 2004
The research was aimed to investigate the application of zeolite spreading frequency in related to control housing quality. In this study, three aspects of quality were observed namely housing temperature, litter temperature and litter humidity.
Pattiselanno, F. (Freddy)   +1 more
core  

Optimal Grazing Exclusion Duration to Enhance Soil Carbon Sequestration in Degraded Grasslands

open access: yesAdvanced Science, EarlyView.
Across China, grazing exclusion reaches the national mean soil organic carbon recovery benchmark sooner in high‐MAP regions (> 500 mm), but recovery is much slower where MAP < 300 mm. Scaling this strategy to 70% of China's degraded grasslands would sequester about 1.52 Pg of soil carbon over 10 years—roughly 17% of annual global fossil‐fuel emissions.
Bin Zhang   +9 more
wiley   +1 more source

Decomposição e liberação de nutrientes de resíduos culturais de plantas de cobertura em argissolo vermelho-amarelo na região noroeste Fluminense (RJ) Decomposition and nutrient release from cover crop residues in passion-fruit plantation

open access: yesRevista Brasileira de Ciência do Solo, 2007
A decomposição pode assumir importante papel no manejo da fertilidade do solo, possibilitando a elaboração de técnicas de cultivo que melhorem a utilização de nutrientes contidos nos resíduos vegetais.
Antonio Carlos da Gama-Rodrigues   +2 more
doaj   +1 more source

Closely Related Tree Species Differentially Influence the Transfer of Carbon and Nitrogen from Leaf Litter Up the Aquatic Food Web [PDF]

open access: yes, 2014
Decomposing leaf litter in streams provides habitat and nutrition for aquatic insects. Despite large differences in the nutritional qualities of litter among different plant species, their effects on aquatic insects are often difficult to detect.
Adams, KJ   +7 more
core   +1 more source

Tracking of [14C]Polystyrene Nanoplastics in Pregnant Mice

open access: yesAdvanced Science, EarlyView.
This study investigates [14C]polystyrene nanoplastic ([14C]PS) translocation in late‐stage pregnant mice after intranasal (0.5 mg of [14C]PS on GD12, GD14, and GD16, n = 6) and intravenous administration (1.5 mg of [14C]PS on GD16, n = 6). 14C‐radiolabel allows quantitative tracking of unmodified polystyrene nanoplastics.
Olga Khaybullina   +2 more
wiley   +1 more source

Effect of Zeolite Spreading Frequency on Litter Base to Housing Quality of Broiler

open access: yesAnimal Production: Indonesian Journal of Animal Production, 2005
The research was aimed to investigate the application of zeolite spreading frequency in related to control housing quality.  In this study, three aspects of quality were observed namely housing temperature, litter temperature and litter humidity.
F Pattiselanno, SY Randa
doaj  

Paternal Caffeine Exposure Programs Offspring Stress Vulnerability via Sperm Dlk1‐Dio3 Imprinting‐Directed Remodeling of a Novel Neural Circuit

open access: yesAdvanced Science, EarlyView.
The study elucidates that paternal preconception stress can drive offspring hyperresponsivity of the stress system via hypomethylation of a specific DNA region in sperm. This key link is confirmed in a cohort of prospective fathers: the epigenetic alteration is associated with elevated stress hormone levels.
Mengxi Lu   +10 more
wiley   +1 more source

Dose-dependent effect of dietary zeolite on laying hens’ performance

open access: yesFrontiers in Animal Science
This study aimed to evaluate the effect of adding zeolite to Fayoumi laying hens’ diets on productive performance, egg quality characteristics, carcass characteristics, litter quality, and gut microbiota.
Zekrayat J. H. Medras   +5 more
doaj   +1 more source

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