bivalve

Are Oysters Really Aphrodisiacs?

...t on 50 oysters, has been vindicated by a study that proves they really are aphrodisiacs. The team of American and Italian researchers analyzed bivalve mollusks - a group of shellfish that includes oysters - and found they were rich in rare amino acids that trigger increased levels of sex hormones. Th...

US Academy honors 15 for major contributions to science

...STANLEY, research professor, department of geology and geophysics, University of Hawai'i, Honolulu. Stanley was chosen "for research and leadership in bivalve functional morphology and the macroevolution of disparate animals, including hominids, in the context of Earth's physical and chemical history." T...

bivalve in Medical Products

Hardy Nasal Bivalve Specula

Description: Hardy Nasal Bivalve Specula, black anodized finish, except knob, small....
Company:Codman

bivalve in Biological News

Edible bivalves as a source of human pathogens: signals between vibrios and the bivalve host.

Clams, mussels and oysters are important vehicles for the transmission of enteric diseases when consumed raw or undercooked. Vibrio species, including human pathogens, are particularly abundant in bivalve tissues, where they can persist even after cleaning procedures, thus representing a potential ...

Douglas-fir, geoducks make strange bedfellows in studying climate change

... NEWPORT, Ore. Scientists are comparing annual growth rings of the Pacific Northwest's largest bivalve and its most iconic tree for clues to how living organisms may have responded to changes in climate. Analyzed by themselves, the rings from a singl...

Cause of mussel poisoning identified

...a special treat for many people, although it is not completely without danger. It has been known for a long time that consumption of mussels and other bivalve shellfish can cause poisoning in humans, with symptoms ranging from diarrhea, nausea, and vomiting to neurotoxicological effects, including paralysis...

Brown scientist finds coastal dead zones may benefit some species

...e species' populations fared during summer and early fall in 2003 and 2004 periods when hypoxia is most likely to occur. Altieri found that all three bivalve species can tolerate mild hypoxic conditions, and that each benefited from some degree of hypoxia, because their natural predators vacated those zones...

Saltwater sleuths: Seeking clues to help determine the ages of fish and shellfish populations

...me species, however, require special attention: baked vertebrae are used to age monkfish, and thin sections of chondrophores, a cavity at the hinge of bivalve mollusks, are used to age surfclams. The majority of requests for age data come from stock assessment teams, and others from state fisheries agenci...

March GEOLOGY and GSA TODAY media highlights

...ic context for deposition of clays during persistent wet and perhaps habitable conditions on early Mars. Identifying tsunami deposits using bivalve shell taphonomy S.V. Donato et al., McMaster University, School of Geography and Earth Science, Hamilton, Ontario L8P 4A9, Canada. Pages 199-202. ...

Life in the extreme

...ds produced and use this energy to ensure primary production. "In the bivalve species Idas sp., we have found an association with six different symbionts. This is the widest diversity of symbionts ever described in a bivalve species," said Duperron. This means that the mussel, depending on whic...

Paleontologists learn how not to become a fossil

...rganic matter, which is not favorable to shell preservation." The team also found that shell composition played virtually no role in distorting the bivalve fossil record, echoing the findings of a related study that Kidwell published in the Feb. 11, 2005, issue of the journal Science. That study showed, c...

bivalve in Biological Dictionary

Typhlosole

... A typhlosole is an internal fold of the intestine or intestine inner wall. Typhlosoles occur in bivalve mollusks and some annelids, and echinoderms. Talk: Typhlosole . From Wikipedia, the free encyclopedia. Jump to: navigation, search ... Text is a...

Pinna

...obe) • Ear canal. Middle ear ... Pinna (anatomy), the outer part of the ear - also referred to as the auricle. Pinna (genus), a genus of bivalve molluscs also known as "pen shells" ... pinna n. , pl. pinnae or pinnas . Botany. A leaflet or primary division of a pinnately c...

Lamellae

...sequentially, from the most ... lamella n. , pl. -mellae ( ) or -mellas . A thin scale, plate, or layer of bone or tissue, as in the gills of a bivalve mollusk or around the minute Definition and other additional information on Lamellae from Biology-Online.org dictionary. ... Related phrases: mid...