Scientists very rarely get access to most sharks, the development of their young or the nursery grounds where they grow. So seeing a hammerhead shark (Sphyrna tiburo) embryo, halfway through its five-month development, is ...
Plants & Animals
Mar 8, 2024
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15
Embryonic development, also known as embryogenesis, is a cornerstone in understanding the origins of life. But studying this marvel of intricate and layered biological processes in people faces considerable challenges. Early-stage ...
Biotechnology
Feb 7, 2024
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17
As key regulators, pentatricopeptide repeat proteins (PPRs) function in ribonucleic acid (RNA) editing, organellar gene expression, photosynthesis, the organellar electron transport chain, cellular metabolism, and adenosine ...
Molecular & Computational biology
Oct 30, 2023
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27
Researchers have created synthetic human embryos using stem cells, according to media reports. Remarkably, these embryos have reportedly been created from embryonic stem cells, meaning they do not require sperm and ova.
Cell & Microbiology
Jun 16, 2023
1
43
Studying evolution by focusing solely on fossils would leave many questions unanswered, but evolutionary developmental biology (otherwise known as "evo-devo") helps fill in the gaps.
Plants & Animals
Jun 29, 2022
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75
Assisted reproductive technology, known as ART, is the umbrella term to describe fertility treatments that involve eggs and embryos. Many people turn to ART techniques like in vitro fertilization to resolve fertility problems, ...
Cell & Microbiology
Jun 22, 2022
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4
Scientists are using human stem cells to create a structure that mimics a pre-embryo and can serve as a research alternative to a real one.
Molecular & Computational biology
Dec 2, 2021
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4
Researchers have discovered nematodes, or worms, in the brains of lizard embryos. This is the first time they have been found in reptile eggs, and it was previously believed that egg laying prevents parasites from being transmitted ...
Plants & Animals
Feb 24, 2020
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34
Scientists at the Institute for Research in Biomedicine (IRB Barcelona), in collaboration with the Sloan Kettering Institute (New York, U.S.), have published the structural and functional keys that distinguish two very similar ...
Molecular & Computational biology
Nov 12, 2019
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4
A signalling pathway controlling morphogenesis, the formation of the three-dimensional body shape in the fruit fly Drosophila, also has pivotal functions for early embryonic development in other insects like beetles, crickets ...
Evolution
Oct 21, 2019
0
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