In humans, pregnancy lasts around nine months. In mice, only 20 days, and in rhinoceroses, as long as 17 months. Although many mammalian species go through the same stages during embryo development, the speed of development ...
Plants & Animals
Jun 20, 2023
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17
Lacking bones, brains, and even a complete gut, the body plans of simple animals like sea anemones appear to have little in common with humans and their vertebrate kin. Nevertheless, new research from Investigator Matt Gibson, ...
Evolution
Jun 13, 2023
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100
Complex multicellular organisms can only emerge from fertilized eggs because embryonic development is biologically precisely regulated. Cellular communication through signaling pathways plays a crucial role in this context. ...
Cell & Microbiology
May 8, 2023
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31
UT Southwestern Medical Center stem cell and developmental biologists and colleagues have developed a method to produce bovine blastoids, a crucial step in replicating embryo formation in the lab that could lead to the development ...
Biotechnology
May 4, 2023
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57
An international research team has discovered a new cell state in embryonic airway development that has been overlooked until now. It could pave the way for new approaches to treating chronic respiratory diseases and holds ...
Cell & Microbiology
Apr 11, 2023
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28
Human embryo development and early organ formation remain largely unexplored due to ethical issues surrounding the use of embryos for research as well as limited availability of materials to study. In a paper published April ...
Cell & Microbiology
Apr 6, 2023
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15
In 1922, French physicist Léon Brillouin predicted an interesting phenomenon—when light is shone on a material, it interacts with the naturally occurring thermal vibrations within it, exchanging some energy in the process. ...
Cell & Microbiology
Mar 30, 2023
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10
The process of cellular differentiation, in which human pluripotent stem cells (hPCSs) progress from primitive to developmentally advanced states, is a fundamental aspect of life. Understanding this process not only sheds ...
Cell & Microbiology
Mar 30, 2023
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213
Humans and other vertebrates (like mammals, birds, fish, reptiles and amphibians) have complex, multi-faceted immune systems that protect us from a constant barrage of bugs and other nasties. But what about insects and other ...
Plants & Animals
Mar 29, 2023
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62
Computer software developed at Washington University School of Medicine in St. Louis can predict what happens to complex gene networks when individual genes are missing or dialed up more than usual. Such genetic networks ...
Cell & Microbiology
Feb 10, 2023
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