Results 81 to 90 of about 202,014 (308)

A STUDY ON THE PATHOGENESIS OF YOLK RETENTION IN BROILER CHICKS

open access: yesPakistan Veterinary Journal, 2002
The present project was designed to identify the factors responsible for yolk retention in broiler chicks. Four different experiments were conducted to find out the effect of four factors (experimental yolk sac infection with Echerichia coli, off-feed ...
Kashif Aziz Khan. Shakeel Akhtar Khan, Shahnaz Hamid2. Asim Aslam and Masood
doaj  

BMP4 regulates asymmetric Pkd2 distribution in mouse nodal immotile cilia and ciliary mechanosensing required for left–right determination

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background Mouse nodal immotile cilia mechanically sense the bending direction for left–right (L–R) determination and activate the left‐side‐specific signaling cascade, leading to increased Nodal activity. Asymmetric distribution of Pkd2, a crucial channel for L–R determination, on immotile cilia has been reported recently. However, the causal
Takanobu A. Katoh   +5 more
wiley   +1 more source

A review of bacterial disease outbreaks in rainbow trout (Oncorhynchus mykiss) reported from 2010 to 2022

open access: yesJournal of Fish Diseases, EarlyView., 2023
Abstract Outbreaks of bacterial infections in aquaculture have emerged as significant threats to the sustainable production of rainbow trout (Oncorhynchus mykiss) worldwide. Understanding the dynamics of these outbreaks and the bacteria involved is crucial for implementing effective management strategies. This comprehensive review presents an update on
Muhammed Duman   +3 more
wiley   +1 more source

Autonomous murine T-cell progenitor production in the extra-embryonic yolk sac before HSC emergence.

open access: yesBlood, 2012
The extra-embryonic yolk sac (YS) is the first hematopoietic site in the mouse embryo and is thought to generate only primitive erythroid and myeloerythroid progenitor cells before definitive HSC emergence within the embryo on E10.5.
M. Yoshimoto   +7 more
semanticscholar   +1 more source

A network of transient domains for breaking symmetry during anterior–posterior axis formation in the porcine embryo

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Breaking radial symmetry for anterior–posterior axis formation is one of the key developmental steps of vertebrate gastrulation and is established through a succession of transient domains defined by morphology or gene expression. Three such domains were interpreted recently in the rabbit to be part of a “three‐anchor‐point model” for axis ...
Ruben Plöger   +2 more
wiley   +1 more source

Effects of different rearing temperatures on muscle development and stress response in the early larval stages of Acipenser baerii

open access: yesEuropean Journal of Histochemistry, 2017
The present study aims at investigating muscle development and stress response in early stages of Siberian sturgeon when subjected to different rearing temperatures, by analysing growth and development of the muscle and by assessing the stress response ...
Lucia Aidos   +5 more
doaj   +1 more source

The Chicken Egg Genotoxicity Assay (CEGA): Assessing Target Tissue Exposure and Metabolism in the Embryo‐Fetal Chicken Livers

open access: yesEnvironmental and Molecular Mutagenesis, EarlyView.
ABSTRACT The Chicken Egg Genotoxicity Assay (CEGA) is an avian egg‐based model that utilizes the livers of developing chicken embryo‐fetuses to assess the ability of chemicals to produce direct DNA damage. The main goal of the study was to evaluate target tissue exposure and metabolism in the CEGA to assess its suitability as a biologically relevant ...
Yax Thakkar   +4 more
wiley   +1 more source

Adult Pure Yolk Sac Tumor of The Testis

open access: yesOnline Journal of Health & Allied Sciences, 2012
Adult pure yolk sac tumor (YST) is extremely rare. In childhood pure yolk sac tumors are most frequently seen, whereas component of mixed germ cell testicular tumors observed in adults.
Sunil V Jagtap   +2 more
doaj  

Influence of In Ovo Leptin Injection into Yolk Sac on Embryo Development, Blood Biochemical Parameters and Lipid Metabolism of Broiler Chicks during Early Post-Hatching Period

open access: yesYüzüncü Yıl Üniversitesi Tarim Bilimleri Dergisi, 2022
The study aimed to investigate the effect of in ovo (IO) leptin injection on yolk sac leptin concentration, embryo development, blood lipid metabolism, and biochemical parameters of broiler chicks during the early post-hatching period. Hatching eggs were
Bülent CELLAK, Elif BABACANOĞLU
doaj   +1 more source

Primary intrarenal yolk sac tumor

open access: yesIndian Journal of Urology, 2017
Extragonadal germ cell tumors (EGGCTs) usually are not coexistent with a gonadal tumor, hence in a way, are primary and are rare. The origin of primary EGGCT is still a matter of debate. Herewith, we report a patient with primary intrarenal yolk sac tumor in a 43-year-old man.
S Annapurneshwari   +2 more
openaire   +4 more sources

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