Search results for genetics

Evolution May 10, 2024

New research shows microevolution can be used to predict how evolution works on much longer timescales

Ever since Charles Darwin published his landmark theory of how species evolve, biologists have been fascinated with the intricate mechanisms that make evolution possible.

Evolution May 14, 2024

New candidate genes for human male infertility found by analyzing gorillas' unusual reproductive system

Despite their formidable bodies, male gorillas are lacking in one particular area of their anatomy.

Biochemistry Apr 23, 2024

Researchers create artificial cells that act like living cells

In a new study published in Nature Chemistry, UNC-Chapel Hill researcher Ronit Freeman and her colleagues describe the steps they took to manipulate DNA and proteins—essential building blocks of life—to create cells that ...

Plants & Animals May 3, 2024

Male or female? Scientists discover the genetic mechanism that determines sex development in butterflies

Scientists of the Biology Centre, Czech Academy of Sciences, in collaboration with University of Liverpool have found the genetic mechanism that determines whether individuals of the butterfly species Bicyclus anynana become ...

Cell & Microbiology Apr 30, 2024

Study uncovers the secret of long-lived stem cells

Nothing lives forever, but compared to other cells in the body, hematopoietic stem cells (HSCs) are remarkably long-lived. HSCs are blood-forming cells—they give rise to rapidly dividing progenitor cells, which in turn ...

Ecology May 3, 2024

'Degree of Kevin Bacon' gene provides possible basis for central players in group connectedness

A team of biologists and geneticists at the University of Toronto at Mississauga has found a possible genetic basis for a central player in group connectedness. In their study, published in the journal Nature Communications, ...

Cell & Microbiology May 8, 2024

Researchers discover family of natural compounds that selectively kill parasites

An international team led by researchers at the University of Toronto has found a family of natural compounds with potential as new and more effective treatments for parasitic worms. The compounds stall the unique metabolic ...

Agriculture Apr 25, 2024

Philippine court blocks GMO 'golden rice' production over safety fears

A Philippine court has blocked the commercial propagation of genetically modified golden rice because it said conflicting scientific views gave rise to "severe" health and environmental safety concerns.

Bio & Medicine May 11, 2024

Research explores ways to mitigate the environmental toxicity of ubiquitous silver nanoparticles

Silver has long been used to thwart the spread of illness and in recent years silver nanoparticles have been incorporated into products ranging from sanitizers, odor-resistant clothes and washing machines to makeup, food ...

Archaeology May 17, 2024

Horse remains show Pagan-Christian trade networks supplied horses from overseas for the last horse sacrifices in Europe

Horses crossed the Baltic Sea in ships during the Late Viking Age and were sacrificed for funeral rituals, according to research from Cardiff University.

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