Incretins are hormones secreted by intestinal cells that regulate pancreatic insulin and glucagon to control sugar metabolism in mammals. Although counterparts of insulin and glucagon have been identified in invertebrates, ...
Cell & Microbiology
Aug 18, 2021
0
476
In the fruit fly Drosophila, a hormone helps to balance rest and activity. This is shown by a new study of a research team led by the University of Würzburg. Might humans have a hormone with comparable function?
Plants & Animals
Jul 29, 2021
0
278
Despite having been formalized as a species in 1936, Wolbachia pipientis remains an elusive microbe. The reason why relates to the relationship it establishes with its hosts. Wolbachia lives inside the cells of 40% of the ...
Molecular & Computational biology
Jul 7, 2021
0
5
Choosiness will lead to the best offspring. Being too choosy, however, could in the end result in no offspring at all. Female fruit flies have a solution to this dilemma.
Plants & Animals
Jun 22, 2021
0
12
Cryopreservation, or the long-term storage of biomaterials at ultralow temperatures, has been used across cell types and species. However, until now, the practical cryopreservation of the fruit fly (Drosophila melanogaster)—which ...
Molecular & Computational biology
Apr 27, 2021
0
21
In 2005, an ultramarathon runner ran continuously 560 kilometers (350 miles) in 80 hours, without sleeping or stopping. This distance was roughly 324,000 times the runner's body length. Yet this extreme feat pales in comparison ...
Plants & Animals
Apr 22, 2021
0
1087
Mating changes female behavior across a wide range of animals, with these changes induced by components of the male ejaculate, such as sperm and seminal fluid proteins. However, males can vary significantly in their ejaculates, ...
Plants & Animals
Apr 21, 2021
0
11
Biologists have identified fundamental mechanisms in visual information processing in fruit flies.
Plants & Animals
Mar 1, 2021
1
68
Loss of biodiversity in the face of climate change is a growing worldwide concern. Another major factor driving the loss of biodiversity is the establishment of invasive species, which often displace native species. A new ...
Evolution
Feb 22, 2021
0
155
Males and females not only behave differently in terms of sex, they are evolutionarily programmed to do so, according to a new study from Oxford, which found sex-specific signals affect behavior.
Plants & Animals
Jan 28, 2021
3
447
