Lipid droplets play crucial roles beyond fat storage

Lipid droplets: they were long thought of merely as the formless blobs of fat out of which spare tires and muffin tops were made. But these days, they're "a really hot area of research," says Michael Welte, professor and ...

When the seed becomes a plant, it has 48 hours to survive

During germination, the embryo within a seed must develop into a young seedling capable of photosynthesis in less than 48 hours. During this time, it relies solely on its internal reserves, which are quickly consumed. It ...

Maternal signals regulate embryo development in plants

While pregnancy in humans and seed development in plants look very different, parallels exist—not least that the embryo develops in close connection with the mother. In animals, a whole network of signals from the mother ...

Not junk: 'Jumping gene' is critical for early embryo

A so-called "jumping gene" that researchers long considered either genetic junk or a pernicious parasite is actually a critical regulator of the first stages of embryonic development, according to a new study in mice led ...

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