Tag: "alkaloid" at biology news

Bloodroot alkaloid aids in exterminating sun-damaged skin cells in culture

...ells damaged by ultraviolet-B (UVB) radiation. The alkaloid also restricts skin cell production of other pro-p...h held here from October 16-20. Sanguinarine is an alkaloid present in the bloodroot plant, and is considered to have anti-bacterial, antifungal and anti-inflam...

Novel compounds show promise as safer, more potent insecticides

...alternative, researchers say. Ryanodine, a natural alkaloid discovered years ago in a species of tropical plant, has been used to study muscle physiology in a wide variety of organisms, including insects and mammals. Ryanodine receptors regulate muscle and nerve activities by modifying levels of internal calc...

Nectar is not a simple soft drink

...can also contain secondary metabolites such as the alkaloid nicotine and other toxic compounds. Scientists Danny Kessler and Ian Baldwin from the Max Planck Institute for Chemical Ecology in Jena, Germany, recently addressed the question, why would plants risk poisoning the insects and birds that provide poll...

1

(Date:4/18/2014)... NC Ancient DNA adds a twist to the story ... to be published April 21 in the journal Proceedings ... from the bones of chickens that lived 200-2300 years ago ... ago domestic chickens may have looked far different from the ... of the traits we associate with modern domestic chickens -- ...
(Date:4/18/2014)... comet impacts can cause widespread ecological havoc, killing off ... But new research from Brown University shows that impacts ... the time of an impact. , A research team ... of leaves and preserved organic compounds lodged inside glass ... material could provide a snapshot of environmental conditions at ...
(Date:4/17/2014)... most densely forested and most densely populated quadrant of ... needs, values and practices. Disturbances associated with those needs, ... development, have set the stage for management issues of ... , The report Five anthropogenic factors that will ... Northern United States was published recently by ...
Breaking Biology News(10 mins):Ancient DNA offers clues to how barnyard chickens came to be 2Impact glass stores biodata for millions of years 2Impact glass stores biodata for millions of years 3Five anthropogenic factors that will radically alter northern forests in 50 years 2Five anthropogenic factors that will radically alter northern forests in 50 years 3
Other Tags
viperserpentssalvemicrosurgerytrainedbrazilimpactsensureabetamotivatechatsexodustempleconferencesfindingsendocrinepresent