Medical research

Solving a biological puzzle: How stress causes gray hair

When Marie Antoinette was captured during the French Revolution, her hair reportedly turned white overnight. In more recent history, John McCain experienced severe injuries as a prisoner of war during the Vietnam War—and ...

Ophthalmology

Nothing to cry about: The development of tear duct organoids

Advancements in cell culture methods have allowed for the development of organoids—stem cell-derived mini-organs that mimic the tissue organization of our body. Now, researchers in Japan have developed a new organoid system ...

Genetics

When and how mutant clones expand in normal endometrium

Monthly menstruation is a biological phenomenon in women of reproductive age that involves morphological and functional changes in the uterine endometrium followed by uterine lining shedding. The endometrial layer can regenerate ...

Obstetrics & gynaecology

Hormone found to regulate mothers' behavior

University of Otago researchers have discovered a new function for the hormone prolactin—it limits a new mom's investment in aggressive behavior and instead focuses them on interacting with their babies.

Medical research

Mechanical stimuli significantly influence organ growth

In addition to chemical factors, mechanical influences play an important role in the natural growth of human organs such as kidneys, lungs and mammary glands—but also in the development of tumors. Now a research team at ...

Medical research

Pituitary gland aging can potentially be slowed down

Stem cell biologist Hugo Vankelecom (KU Leuven) and his colleagues have discovered that the pituitary gland in mice ages as the result of an age-related form of chronic inflammation. It may be possible to slow down this process ...

Oncology & Cancer

Possible origin of neuroblastoma in the adrenal glands discovered

Neuroblastoma is a childhood cancer, most commonly affecting children aged between two to three and can be fatal. Since the tumor cells resemble certain cells in the adrenal glands, a joint research group from MedUni Vienna's ...

page 1 from 40