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Tag: "sponges" at biology news

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

...r cancer and other diseases from bacteria found in sponges and other small ocean creatures. In a study published Sunday, Nov. 5, in Nature Chemical Biology online, researchers examined symbiotic bacteria that live only in sea squirts and other marine life. These bacteria are responsible for making a wealth...

Triple threat polymer captures and releases

...of it as being domains that might be like holes in sponges and other domains that might be like sponge material." Be my guest The subsurface composition and properties might thereby allow the guests to partition off into one domain and then another guest partition into another domain. "We have these c...

Deep-water discovery

... experts will collect samples of organisms such as sponges and corals that they will test to determine if they, or microorganisms living within them, produce chemicals with pharmaceutical potential. A key goal is to find and collect organisms that have never been seen. The team will collect other organisms...

Drug discovery team to explore newly discovered deep-sea reefs

...ts will be collecting samples of organisms such as sponges and corals that will be tested to determine if they, or microorganisms living within them, produce chemicals with pharmaceutical potential. A key goal is to find and collect organisms that have never been seen, which happens on almost every one of th...

Many cleaners, air fresheners may pose health risks when used indoors

...s, used cleaning supplies such as paper towels and sponges were left in the room. In others, supplies were promptly removed. The tests produced various results ?some reassuring, and some raising concerns. The good news, the researchers reported, is that when people use the products under ordinary circumsta...

Ocean acidification threatens cold-water coral ecosystems

...portant fish species and harbor several species of sponges that produce chemicals with anti-cancer and other medicinal uses. Unfortunately, says Guinotte, just as scientists are finding out how diverse and important cold-water corals are, they are being threatened by a one-two punch. "First, bottom trawle...

Wild Gorillas Handy with a Stick

..., and bonobos use various tools, including moss as sponges and leafy twigs to swat away bees.) That no one has ever observed wild gorillas using tools—despite decades of intensive study—prompted scientists to speculate that gorillas lost the skill because they didn't need it. The largest of the great apes, g...

Drugs from the deep blue

... techniques. Most of Molinski's samples come from sponges and tunicates, marine creatures that can neither s...at they could apply the same methods to screen 124 sponges that Molinski's group had recently collected off the coast of Western Australia. In one of the samp...

Hidden sponges determine coral reef's nutrient cycle

...al underwater camera. The films shot revealed that sponges were the most important inhabitants, followed by a...te: if the seawater were to remain stationary, the sponges would have completely pumped it away within five minutes, i.e. they would have removed all of the sm...

Simple sea sponge helps scientists understand tissue rejection

...aightforward. In experiments carried out on these sponges this summer, Dr. Fernndez-Busquets and his colleag...y grafting together pieces of different individual sponges that will reject each other--a process that approximates what sometimes happens in human transplants...

More animals join the learning circle

... They apparently learn from group-mates how to use sponges to protect their snouts while scavenging (New Scientist, 11 June, p 12). But the evidence from killer whales is much more conclusive because the process was observed from start to finish. Some researchers have suggested that many purported examples ...

Sponges as drugs

...has investigated the possibilities for rearing sea sponges in Indonesia. Some of these sponges contain substances of interest to the pharmaceutical industry. As these are increasingly difficult t...

A little stress gives beneficial oomph! to immune system

...ved from the tubes, the researchers implanted tiny sponges underneath the skin on the backs of all of the ani... mice in the non-stressed group. These disc-shaped sponges were about the size of a grain of rice. Sponges were removed from some of the mice six hours after ...

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