Results 1 to 10 of about 23,834 (310)

Hepatitis b virus expression and replication in ovum and the influencing factors

open access: diamondThe Saudi Journal of Gastroenterology, 2016
Background/Aim: The aim of this study was to investigate the factors that influence hepatitis B virus (HBV) expression and replication in the ovum.Materials and Methods: Immunohistochemistry and in situ hybridization techniques were used to assay the ...
Ying Kong   +5 more
doaj   +2 more sources

Preparation and Characterization of Calcium-Chelated Sea Cucumber Ovum Hydrolysate and the Inhibitory Effect on α-Amylase [PDF]

open access: yesFoods
α-amylase can effectively inhibit the activity of digestive enzymes and alter nutrient absorption. The impact of ovum hydrolysates of sea cucumbers on α-amylase activity was investigated in this study.
Xu Yan   +9 more
doaj   +2 more sources

In vitro embryo production via ovum pick-up (OPU) and intracytoplasmic sperm injection (ICSI) in pure and crossbred Japanese Hokkaido native ponies. [PDF]

open access: goldJ Reprod Dev
Hannan MA   +10 more
europepmc   +3 more sources

Maternal imprinting, mitochondrial DNA, nuclear DNA and Alzheimer’s disease

open access: yesExploration of Neuroprotective Therapy, 2021
Familial early-onset Alzheimer’s disease (AD) is more probable in individuals coming from mothers diagnosed with AD than from fathers diagnosed with AD.
Alberto Pérez-Mediavilla   +1 more
doaj   +1 more source

Chronic Stress Detrimentally Affects In Vivo Maturation in Rat Oocytes and Oocyte Viability at All Phases of the Estrous Cycle

open access: yesAnimals, 2021
Background: Stress has been considered as one of the causes of decreased reproductive function in women. However, direct evidence of the effect of chronic stress on oocytes depending on estrous cycle phases is limited.
Fahiel Casillas   +8 more
doaj   +1 more source

Correlation of sperm DNA damage with blastocyst formation: systematic review and meta-analysis

open access: yesMiddle East Fertility Society Journal, 2021
Background The routine semen analysis fails to detect sperm DNA damage which contributes to the majority of male factor infertility. Sperm DNA fragmentation test (DFI) measures the sperm DNA damage. Blastocyst formation is an important step in IVF ± ICSI.
Prashanth K. Adiga   +2 more
doaj   +1 more source

Obesity as a risk factor for cardiovascular disease: focus on ultrasound

open access: yesРоссийский кардиологический журнал, 2021
For many decades, obesity has been one of the main risk factors for cardiovascular disease. Despite medical advances, the obesity increases contribution to morbidity and mortality from cardiovascular diseases. Numerous anthropometric criteria for obesity
D. A. Tsygankov, O. M. Polikutina
doaj   +1 more source

Current views on the molecular mechanisms of the initial stages of folliculogenesis [PDF]

open access: yesГинекология, 2020
The ovary is a unique structure of the female body, which simultaneously presents various morphohistological units-from primordial to dominant follicles. Over the past decades, scientists have focused on studying the mechanisms of folliculogenesis at the
Larisa A. Marchenko   +2 more
doaj   +1 more source

Children’s Intimate as a Result of Artificial Inseminations from the Perspective of Shiite Jurisprudence and Iran's Statute Law [PDF]

open access: yesفقه و حقوق خانواده, 2015
Due to achievements in genetics and the possibility of the establishment and natural development of the fetus outside the uterus jurists and lawyers, while giving opinions concerning the permission and respect of this practice discuss issues such as ...
Seyyed Abolghasem Naghibi   +1 more
doaj   +1 more source

Preimaginal stages of Polyommatus elena Stradomsky et Arzanov, 1999 and P. shchurovi Stradomsky, 2006 (Lepidoptera, Lycaenidae) [PDF]

open access: yesКавказский энтомологический бюллетень, 2007
In this paper, we studied preimaginal instars of Polyommatus elena Stradomsky et Arzanov, 1999 and P. shchurovi Stradomsky, 2006 from ovum to pupa. The following differences between them and the related species of P.
B.V. Stradomsky, E.A. Fomina
doaj   +1 more source

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