(Phys.org)—Our bodies have highly regulated and integrated systems. One such system, the TGF-β cell signaling pathway, regulates many developmental processes. A malfunctioning TGF-β pathway is implicated in many diseases, ...
A new study in Science suggests that thrill-seeking is not limited to humans and other vertebrates. Some honey bees, too, are more likely than others to seek adventure. The brains of these novelty-seeking bees exhibit distinct ...
Plants & Animals
Mar 8, 2012
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An enzyme that normally helps break down stored fats goes into overdrive in some cancer cells, making them more malignant, according to new findings by a team at The Scripps Research Institute.
Biochemistry
Jan 12, 2010
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A group of researchers at Leipzig University has developed a new method for synthesizing cis-tetrahydrocannabinol (cis-THC)—a natural substance found in the cannabis plant that produces the characteristic psychoactive effect ...
Biochemistry
May 17, 2023
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33
Plants are impressive in their diversity, but especially in the variety of metabolites they produce. Many plant natural products are highly complex molecules, such as the alkaloids vincristine and vinblastine, which are produced ...
Biochemistry
May 15, 2023
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8
One of the most important classes of human enzymes are protein kinases—signaling molecules that regulate nearly all cellular activities, including growth, cell division, and metabolism. Dysfunction in these cellular pathways ...
Cell & Microbiology
Jan 12, 2023
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16
Although it is widely used in the food, cosmetic, and pharmaceutical industries worldwide, the breakdown of carminic acid (a natural red dye extracted from insects) in nature has remained unclear. Through a combination of ...
Cell & Microbiology
Oct 5, 2021
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20
Tatarinow's aster is used in traditional Chinese medicine to treat a number of ailments; the plant contains an active ingredient known as astin—and it is this agent which cancer researchers are now investigating. However, ...
Biotechnology
Dec 3, 2019
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539
Metabolic changes in cells can occur at the earliest stages of disease. In most cases, knowledge of those signals is limited, since we usually detect disease only after it has done significant damage. Now, a team led by engineers ...
Engineering
Mar 7, 2018
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113
Scientists have created a new way of screening compounds that is more sensitive than existing methods, opening up the possibility of finding new drugs for many diseases.
Biochemistry
Aug 7, 2017
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