Status of proteins housing DNA controls how cells maintain identity
The inheritance, not only of DNA, but of changes to proteins that package it, maintains the identity of cells as they multiply, a new study finds.
The inheritance, not only of DNA, but of changes to proteins that package it, maintains the identity of cells as they multiply, a new study finds.
Cell & Microbiology
Oct 31, 2019
0
95
One of the planet's most active ecosystems is one most people rarely encounter and scientists are only starting to explore. The open ocean contains tiny organisms—phytoplankton—that perform half the photosynthesis on ...
Ecology
Sep 5, 2019
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17
When two protons collide, they release pyrotechnic jets of particles, the details of which can tell scientists something about the nature of physics and the fundamental forces that govern the universe.
General Physics
Jul 26, 2019
1
328
Marine protected areas are large swaths of coastal seas or open ocean that are protected by governments from activities such as commercial fishing and mining. Such marine sanctuaries have had rehabilitating effects on at-risk ...
Ecology
Jul 25, 2019
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144
For physicist Percy Zahl, optimizing and preparing a noncontact atomic force microscope (nc-AFM) to directly visualize the chemical structure of a single molecule is a bit like playing a virtual reality video game. The process ...
Analytical Chemistry
Jul 22, 2019
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378
Quantum computers, which use light particles (photons) instead of electrons to transmit and process data, hold the promise of a new era of research in which the time needed to realize lifesaving drugs and new technologies ...
Optics & Photonics
Jun 24, 2019
0
7
Dying stars that cast off their outer envelopes to form the beautiful yet enigmatic "planetary nebulae" (PNe) have a new heavy-weight champion, the innocuously named PNe BMP1613-5406. Massive stars live fast and die young, ...
Astronomy
Jun 24, 2019
1
0
Oxygen concentrations in both the open ocean and coastal waters have declined by 2-5% since at least the middle of the 20th century.
Ecology
Jun 17, 2019
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263
Just like humans leave DNA in the places we inhabit, water-dwelling animals leave DNA behind in the water column. In a paper published June 3 in the journal Current Biology, scientists report that sponges, which can filter ...
Ecology
Jun 3, 2019
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157
Cells in the body are wired like computer chips to direct signals that instruct how they function, research suggests.
Cell & Microbiology
May 24, 2019
1
4243