Innate barometer in birds evolved from ancient fish sense organ
(Phys.org)—Latest research shows that the 'paratympanic organ' (PTO) – the innate barometer in the middle ear of birds – evolved from a fish sense organ that detects jaw movement.
(Phys.org)—Latest research shows that the 'paratympanic organ' (PTO) – the innate barometer in the middle ear of birds – evolved from a fish sense organ that detects jaw movement.
Plants & Animals
Sep 5, 2012
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(Phys.org)—A new "nano machine shop" that shapes nanowires and ultrathin films could represent a future manufacturing method for tiny structures with potentially revolutionary properties.
Nanophysics
Aug 29, 2012
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Researchers in Japan who evaluated the risks and efficacy of transplanting two varieties of stem cells into mouse cochlea have concluded that both adult-derived induced pluripotent stem (iPS) cells and mouse embryonic stem ...
Cell & Microbiology
Jun 26, 2012
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Charged atoms, or ions, move through tiny pores, or channels, embedded in cell membranes, generating the electrical signals that allow cells to communicate with one another. In new research, scientists have shown how an unusual ...
Cell & Microbiology
Apr 23, 2012
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Your hair -- or lack of hair -- is the result of a lifelong tug-of-war between activators that wake up, and inhibitors that calm, stem cells in every hair follicle on your body, according to Cheng-Ming Chuong, M.D., Ph.D., ...
Cell & Microbiology
Dec 7, 2011
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Purdue University researchers have discovered a fine-tuning mechanism involved in plant root growth that has them questioning whether a popular herbicide may have unintended consequences, causing some plants to need more ...
Plants & Animals
Nov 22, 2011
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Nanoparticles such as carbon nanotubes (CNT), which are found in an ever-increasing number of products, are ending up more and more frequently in our surroundings. If and how they affect aquatic ecosystems are questions which ...
Nanomaterials
Nov 4, 2011
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Yale researchers have discovered the source of signals that trigger hair growth, an insight that may lead to new treatments for baldness.
Cell & Microbiology
Sep 1, 2011
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(PhysOrg.com) -- In a new study revealing key steps for controlling plant growth, researchers have shown how the assembly of components of the plant cell wall regulates growth of root hairs. Root hairs are important structures ...
Biotechnology
Jun 17, 2011
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An international collaboration team unravels the fundamental role that carbohydrates play in the root hairs of Arabidopsis thaliana and shows how cell growth is modulated in this species.
Biotechnology
Jun 16, 2011
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