Results 71 to 80 of about 6,814,669 (306)

Assisted reproductive technologies in Microtus genus

open access: yesReproductive Medicine and Biology, 2019
Background Microtus genus is one of the experimental animals showing unique characteristics, and some species have been used as various research models.
Konosuke Okada, Atsuko Kageyama
doaj   +1 more source

Metastatic niche shaped by host factors influences disseminated cancer cell fate

open access: yesFEBS Letters, EarlyView.
Metastasis is shaped not only by cancer cells but also by the environments they encounter. This review explores how factors such as aging, diet, the microbiome, lifestyle, and environmental exposures remodel organ‐specific niches in the lung, liver, bone, and brain, influencing where metastatic cells survive, remain dormant, or grow, and ultimately ...
Gwennan Delyth Ward   +2 more
wiley   +1 more source

Elevated CD4+, CD8+, and Pro-inflammatory Cytokine Levels and H19 Hypomethylation are Associated with Reduced Sperm Motility in Oligoasthenoteratozoospermia: A Case-control Study

open access: yesDubai Medical Journal
Introduction: Oligoasthenoteratozoospermia (OAT) is a frequent cause of male reproductive issues, but its etiology remains unclear. This study investigated the associations between immune markers, epigenetic alterations, and sperm parameters in men with
Rehab Sh. Al-Maliki
doaj   +1 more source

MAKING BABIES: BIRTH MARKETS AND ASSISTED REPRODUCTIVE TECHNOLOGIES IN INDIA

open access: yes, 2010
Preface -- Introduction -- Assisted reproductive technologies: needs, rights and choices -- 1. New reproductive technologies and India's transitional health system / Imrana Qadeer -- 2. ARTs: voices from progressive movements / Sarojini N.B.
Srinivasan, Sandhya, ed.
core  

Smaller is better: nanobodies meet NMR

open access: yesFEBS Letters, EarlyView.
Nanobodies are single‐domain antigen‐binding fragments derived from camelid heavy chain antibodies. Their small size, high stability, and exceptional specificity make nanobodies uniquely useful probes for NMR studies of protein dynamics, transient conformational states, and protein–protein interactions.
Oleg Y. Dmitriev
wiley   +1 more source

Elevated Seminal Plasma TLR-2 Levels are Associated with Leukocytospermia

open access: yesDubai Medical Journal
Introduction: Leukocytospermia is associated with male infertility, but its underlying mechanisms are not fully understood. This study aimed to investigate the association between seminal plasma toll-like receptor 2 (TLR-2) and prostaglandin E2 (PGE2 ...
Rehab Sh. Al-Maliki
doaj   +1 more source

Membrane composition and thermodynamic identity as boundaries of life for synthetic cell research

open access: yesFEBS Letters, EarlyView.
What makes a cell a cell? The boundary of a living cell is not just a wall. Read as a Markov blanket, the membrane separates internal from external states, generating identity and non‐equilibrium order. Can this identity be rebuilt from scratch in a synthetic cell?
Caterina Presutti, Bert Poolman
wiley   +1 more source

Trends in Global Assisted Reproductive Technologies Research: a Scientometrics study

open access: yesElectronic Physician, 2015
Introduction: This study illustrated the global contribution to assisted reproductive technologies (ARTs) research in MEDLINE database from 1998 to 2014. Methods: In March 2015, the MEDLINE database was searched for research publications indexed under
Maryam Okhovati   +4 more
doaj   +1 more source

ASSISTED REPRODUCTIVE TECHNOLOGIES: QUALITY AND SAFETY

open access: yes, 2004
List of principal contributors -- Preface -- Ch. 1. Assisted reproductive technologies: current achievements and challenges for the future / A. Van Steirteghem -- Ch. 2.

core  

DNA ligase LigE increases bacterial transformation with damaged extracellular DNA

open access: yesFEBS Letters, EarlyView.
The DNA ligase LigE from the naturally competent Gram‐negative bacterium Neisseria gonorrhoaea increases transformation with cut extracellular DNA. This process is ATP‐dependent and relies on the catalytic activity of LigE; it also requires that LigE contains an intact periplasmic localisation sequence, indicating that ligE functions in the periplasm ...
Jolyn Pan   +4 more
wiley   +1 more source

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