Developmental/Reproductive Biology

Health

New study sheds light on function of sex chromosomes in turtles

Fitness & Health: IMAGE: The species of turtle involved in the study is Apalone spinifera, a species of freshwater turtles native…

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Tropical fly study shows that a mother’s age and diet influences offspring health

Fitness & Health: IMAGE: Tsetse fly giving birth view more  Credit: Daniel Hargrove The female tsetse fly, which gives birth to…

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Strong signals

Fitness & Health: Tsukuba, Japan – Scientists from the department of Anatomy and Embryology at the Faculty of Medicine of…

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Mechanisms to separately regulate synaptic vesicle release and recycling

Fitness & Health: Chemical synapses transmit information within the nervous system. When a presynaptic cell is electrically excited, synaptic vesicles…

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How a butterfly tree becomes a web

Fitness & Health: IMAGE: Gene flow between species is indicated with dotted blue lines. Below: Butterflies of two different species (Heliconius…

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Immune system May Need ‘Continuing Education’ to Protect Pregnancy

Fitness & Health: Researchers at UC San Francisco are zeroing in on how the immune system may play a role…

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No sign of COVID-19 vaccine in breast milk

Fitness & Health: Messenger RNA vaccines against COVID-19 were not detected in human milk, according to a small study by…

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Biomolecular bonsai: Controlling the pruning and strengthening of neuron branches

Fitness & Health: IMAGE: Like a bonsai, neurons called mitral cells also grow multiple branches. In the beginning, mitral cells branch…

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Match matters: The right combination of parents can turn a gene off indefinitely

Fitness & Health: IMAGE: Researchers from UMD found that the same gene for expressing a red fluorescent protein is always expressed…

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Leonardo Da Vinci: New family tree spans 21 generations, 690 years, finds 14 living male descendants

Fitness & Health: IMAGE: Researchers Alessandro Vezzosi and Agnese Sabato have documented 21 generations of Leonardo Da Vinci’s family covering 690…

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