Texas Attorney General Ken Paxton’s attempt to topple Republican Sen. John Cornyn in a Senate primary next year kicks off one of the most intense contests of the 2026 elections — a GOP-versus ...

Primordial black holes could inhabit the modern-day cosmos, making them responsible for the phenomenon of dark matter, according to new research. In the extremely early universe, primordial black ...

hCG was administered followed by IUI when a lead follicle reached the desired size, categorized as 18 mm or less (reference group), 19 mm to 23 mm, and at least 24 mm. The clinical pregnancy rate was ...

The closure will impact approximately 25,000 Rhode Islanders, who will need to find new primary-care physicians. Anchor cited difficulties recruiting physicians due to rising costs and low ...

Patients with secondary rectal cancer after prostate cancer radiation therapy may have worse survival than patients with primary rectal cancer. Secondary rectal cancer after prostate cancer ...

Sens. Lindsey Graham (R-S.C.) and Richard Blumenthal (D-Conn.) introduced legislation on Tuesday seeking to impose primary and secondary sanctions against Russia if it does not agree to long ...

This mutation caused developing oocytes, called follicles, to prematurely die during maturation, or oogenesis, as seen previously. However, the researchers noted this occurred most frequently in ...

FIGURE 2. Characteristics of tissue structure changes in primordial follicle activation A follicle consists of a single oocyte in the middle and several somatic cells surrounding it. Primitive ...

The follicles at different development stages were defined as follows: primordial follicle, an oocyte surrounded by a layer of flat GCs; primary follicle, an oocyte surrounded by a layer of cubic GCs; ...

Metabolites are major biological parameters sensed by many cell types in vivo, whether they function as signaling mediators of SC and niche cross talk to regulate tissue regeneration is largely ...