Antioxidants are natural food ingredients that protect cells from harmful influences. Their main task is to neutralize so-called "free radicals" which are produced in the process of oxidation and which are responsible for ...
Plants & Animals
Jan 27, 2015
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53
The first complete map of the ants' olfactory system has discovered that the eusocial insects have four to fives more odorant receptors—the special proteins that detect different odors—than other insects.
Plants & Animals
Sep 10, 2012
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The mosquito, sworn enemy of exposed ankles and elbows, locates each bloody meal using a finely tuned sense of smell. Yet, not all insects can sniff out vulnerable flesh. Butterflies, for example, feed not on necks but on ...
Plants & Animals
Aug 15, 2018
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92
In what they call surprise findings, Johns Hopkins Medicine scientists report that unlike those in fruit flies, mosquitoes' odor sensing nerve cells shut down when those cells are forced to produce odor-related proteins, ...
Plants & Animals
Mar 16, 2022
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49
It takes less than one-tenth of a second—a fraction of the time previously thought—for the sense of smell to distinguish between one odor and another, new experiments in mice show.
Plants & Animals
Nov 14, 2017
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93
A new study in the Journal of General Physiology (JGP) shows that the contribution of odorant receptors (ORs) to olfactory response in mammals is much more complex than previously thought, with important consequences for ...
Plants & Animals
Oct 25, 2010
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1
Normal vision is essentially a spatial sense that often relies upon touch and movement during and after development, there is often a correlation between how an object looks and how it feels. Moreover, as a child's senses ...
Engineering
May 1, 2013
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0
When female mosquitoes are looking for a human to bite, they smell a unique cocktail of body odors that we emit into the air. These odors then stimulate receptors in the mosquitoes' antenna. Scientists have tried deleting ...
Cell & Microbiology
Aug 18, 2022
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53
Graphene-based olfactory sensors that can detect odor molecules based on the design of peptide sequences were recently demonstrated by researchers at Tokyo Tech. The findings indicated that graphene field-effect transistors ...
Bio & Medicine
Jan 19, 2023
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12
(PhysOrg.com) -- In 1913 Theodore Roosevelt added cartographer to his resume when he and his crew ventured up an unspeakably dangerous and uncharted tributary named the River of Doubt. Now, on a charting expedition of their ...
Jan 8, 2009
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