apple 2 1

Tag: "apple" at biology news

For many insects, winter survival is in the genes

...e European corn borer, the walnut husk maggot, the apple maggot and the tobacco hornworm. Collectively, these species cause millions of dollars of damage annually. Hsp70 was active while all of the insects were in diapause. When Denlinger's team knocked out the Hsp70 gene that makes the heat-shock pr...

8 plants from South Africa may hold potential for treating high blood pressure

...rbal traditional medicine also known as the balsam apple Oxygonum sinuatum, an invasive weed with no common name Physalis viscosa, known as starhair ground cherry Senna occidentalis, a very leafy tropical shrub whose seeds have been used in coffee; called septic weed Solanum nodiflorum,...

Studies force new view on biology of flavonoids

...ietary supplements might do no additional good; an apple a day may still be the best bet. A research survey, and updated analysis of how flavonoids work and function in the human body, were recently published in Free Radical Biology and Medicine, a professional journal. "What we now know is that flav...

Trusting your instincts leads you to the right answer

... objects as identical. For the conscious brain, an apple is still an apple whether rotated or not. So while the lower-level cognitive process spots the rotated image as the od...

Using brain scans, researchers find evidence for a two-stage model of human perceptual learning

...abeled "bins" when necessary. For example, a green apple and a green tennis ball are both green and round, but only an apple can be eaten and only a green tennis ball belongs to a sport. In this study, the research team a...

Plants give up answers in the war on bacteria

...blight, did $40 million in destruction to Michigan apple trees in 2000 alone and all but eliminated commercial pear crops in Michigan for that year. He also sees useful human health implications. Understanding that animal pathogens, like dangerous E. coli, cannot easily gain access inside the plant helps...

Found -- the apple gene for red

...of apples ?a discovery that may lead to bright new apple varieties. "The red colour in apple skin is the result of anthocyanins, the natural plant compounds responsible for blue and red colours...

Free radical cell death switch identified

...ciate professor of pathology. The skin of a bitten apple will brown because of its exposure to air, and in some ways that is a good metaphor for the damage that oxidative stress is causing to neurons and other types of cells over time. Humans and other organisms depend on oxygen to produce the energy requ...

Surprise finding for stretched DNA

...s about a trillionth the force required to hold an apple against Earth's gravity.) Beyond the 30 picoNewton threshold, the DNA double helix did begin to unwind in accordance with predictions. "DNA's helical structure implies that twisting and stretching should be coupled, hence the prediction that DNA sh...

UC Davis researchers reveal apples' protective ways

... Medicine. Gershwin and his colleagues found that apple extract was able to protect cells from damage and ...rther by looking beyond the antioxidant effects of apple flavonoids. In the current study, Gershwin and his colleagues exposed human endothelial cells to an...

HortResearch science reveals the natural potential of apples

...elease of the world's most extensive collection of apple DNA sequences. The release comprises over 50,000 apple gene sequences - referred to by scientists as expressed sequence tags (ESTs). These are DNA sequence...

Virginia Tech scientists develop process for creating biocompatible fibers

...onent of cell membranes in the human body or in an apple are exquisite in terms of their ability to self-organize," said Long. The researchers fabricated this natural compound into a sub micron fiber ?100 times smaller than a human hair. "It is the first demonstration that electrostatic spinning, or elec...

Attention shoppers: Researchers find neurons that encode the value of different goods

...grape juice (which monkeys prefer) and one drop of apple juice. In other trials, the monkey chose between one drop of grape juice and two drops of apple juice, etc. Behaviorally, Padoa-Schioppa observed a trade-off between juice type and juice quantity....

Hanging baskets of sex and death help fruit growers

...ctare trial of the dispenser in a large commercial apple orchard in Worcestershire. An array of 25 dispensers per hectare have been erected over 3 separated orchard plots of one hectare within an even larger orchard. The codling moth control within these three 1 hectare plots will be compared to similar ...

Radio-tracking associated with 'dramatic shift' in water vole sex ratio

...s had been monitored using small traps baited with apple and carrot during 2002 and 2003, voles being released after counting. However, Moorhouse and Macdonald had also fitted radio-collars to 38 of the voles caught at the Norfolk site for in-depth study of the voles' movements. According to Moorhouse and...

Red delicious, Northern Spy apples have most antioxidants, chemists find

...“When taste and texture do not matter, choosing an apple with a high proportion of polyphenols in the flesh...e more health benefits,?Tsao said. “But eating any apple is better than eating no apple at all.?/p> Elsewhere, three recent studies by researchers at Cor...

Grasping metaphors: UC San Diego research ties brain area to figures of speech

...hom a proverb ?catch the figurative meaning of "an apple doesn't fall far from the tree"? According to research led by V. S. Ramachandran, director of the Center for Brain and Cognition at the University of California, San Diego, a region of the brain known as the angular gyrus is probably at least partly...

1