Tag: "squirts" at biology news

New way to target and kill antibiotic-resistant bacteria found

...er. After each opens a hole in their membrane, one squirts a single strand of DNA to the other. Then the two go on their merry way, one with new genes for traits such as drug resistance. Many highly-drug resistant bacteria rely on an enzyme, called DNA relaxase, to obtain and pass on their resistance genes. ...

Stanford scientists make major breakthrough in regenerative medicine

...development), and many scientists believe that sea squirts approximate what the very first human chordate ancestor may have been like 550 million years ago. By studying this modern day representative of our evolutionary ancestor, researchers are able to identify fundamental principles of complex processes, s...

Whole body regeneration from a blood vessel

...lative, the sea squirt Botrylloides leachi. Sea squirts (also called "tunicates" after their tough outer t...s invertebrate members of the phylum Chordata, sea squirts share several fundamental biological pathways with vertebrates; consequently, using them as a model ...

Antarctic marine explorers reveal first biological changes after collapse of polar ice shelves

...quirts. The scientists found dense patches of sea squirts and say they were likely able to colonize the Larsen B area only after ice shelf broke in 2002. Very slow-growing animals called glass sponges were discovered, with greatest densities in the Larsen A area, where life forms have had seven more years ...

Bacteria in small sea life yield new way to make potential cancer drugs

... examined symbiotic bacteria that live only in sea squirts and other marine life. These bacteria are responsi... chemicals, which accumulate in the tissues of sea squirts and may help to defend them against predators. Many of these chemicals have anticancer properties, b...

Hearts or tails?

...tion in the sea squirt, Ciona intestinalis. Sea squirts are most commonly found in shallow ocean waters attached to algae, rocks or seaweed. They have been used for over 100 years as a highly useful experimental model organism for the study of animal development. A simple chordate, Ciona is being used in...

Invasive sea squirts persist on Georges Bank

...g they have not spread eastward. The Georges Bank squirts are a species of the genus Didemnum. "The area o...nthic communities in the area since before the sea squirts arrived, and he is monitoring the effects they are having on the benthos. "We haven't seen any drama...

Gram-negative bacteria shoot their way into cells

...f the bacteria, pokes a hole in a nearby cell, and squirts in venomous proteins that hijack the cell's machinery. For the first time, Howard Hughes Medical Institute researchers have captured a detailed picture of the large doughnut-shaped base of the syringe barrel embedded in the bacterial membranes. The ...

Little microbe inside sea squirt makes big splash

Sea squirts around the world are breathing a sigh of relief, as they no longer run the risk of being harvested for their natural disease-fighting substances. Scientists recently discovered that the bacterium Prochloron didemnii, which lives symbiotically inside ...

Brain center shows there is accounting for taste

...ns in the NAc of rats when they fed the rats small squirts of sucrose or quinine. The rats actively responded to the two tastes. For sucrose, they immediately licked and moved their mouths to ingest the sugar. In response to quinine, they gaped their mouths and rubbed their chins--the rat equivalent of "ptui...

Invasive sea squirt alive and well on Georges Bank

...estimate that mats made of thousands of individual squirts infest a 40 square mile area of seabed that is hig...ops. In large parts of the affected area, the sea squirts cover 50 percent or more of the seabed. The Georges Bank infestation is unique, the only known occu...

Brain differences in adolescents, psychopaths, lend to their impulsive, risk-taking behavior

...ers intermittently administered primary rewards of squirts of juice and water to adolescents aged 13 to 17 and to adults aged 30 to 50, while simultaneously viewing their brain activity with functional magnetic resonance imaging. The adolescents' brains showed significant activation in the medial prefrontal ...

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(Date:3/16/2015)... Germany , March 16, 2015 ... Identification Systems GmbH will present groundbreaking innovations in ... Hanover, Germany .      ... DERMALOG,s latest biometric innovation is well at the ... next generation e-gate made in Germany ...
(Date:3/11/2015)... --Research and Markets ( http://www.researchandmarkets.com/research/3p32qm/access_control ) has ... by Product, Application & By Geography - Global Forecast ... , This report predicts that the access ... 2020, with an estimated CAGR of 10.6%. ... such as contact cards & readers, contactless cards & ...
(Date:3/10/2015)... 2015  NXT-ID, Inc. (NASDAQ: NXTD ... biometric authentication company focused on the growing mobile ... has been named the "Number One Best Tech ... Rethink Modern ( http://www.rethinkmodern.com/ ) is a web ... and lifestyle that have a unique function or design.  ...
Breaking Biology News(10 mins):DERMALOG Presents its Latest Biometric Innovations at the Hannover CeBIT Exhibition, 16 - 20 March 2015 2DERMALOG Presents its Latest Biometric Innovations at the Hannover CeBIT Exhibition, 16 - 20 March 2015 3Global Access Control (Cards & Readers, Biometrics, Controllers, Management Software) Market 2015-2020 - Analysis of the $10 Billion Market 2NXT-ID's Wocket Smart Wallet Named Number One Best Tech Gift for 2015 by Rethink Modern 2NXT-ID's Wocket Smart Wallet Named Number One Best Tech Gift for 2015 by Rethink Modern 3NXT-ID's Wocket Smart Wallet Named Number One Best Tech Gift for 2015 by Rethink Modern 4
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