(n.) Any one of many species of marine bivalve shells of the genus Mytilus, and related genera, of the family Mytidae. The common mussel (Mytilus edulis; see Illust. under Byssus), and the larger, or horse, mussel (Modiola modiolus), inhabiting the shores both of Europe and America, are edible. The former is extensively used as food in Europe.
(n.) Any one of numerous species of Unio, and related fresh-water genera; -- called also river mussel. See Naiad, and Unio.
Example Sentences:
(1) Conservationists have warned that they can affect fish growth and persist in the guts of mussels and fish that mistake them for food.
(2) In the mantle of the female sea mussel Mytilus galloprovincialis seasonal variations in the adenylate cyclase activity correlate with gonadal development.
(3) Brush border membrane vesicles were prepared from mussel gills using differential and sucrose density gradient centrifugation.
(4) Average wet-weight concentrations of sigmaDDT and PCBs in mussels from the four areas sampled were: Istrian coast, 65 and 76 ppb; Rijeka Bay, 58 and 75 ppb; Zadar, 36 and 128 ppb; Losinj Island, 167 and 133 ppb.
(5) To investigate the role of neurohumoral factors in acclimation of mussel muscle to a lowered salinity, studies have been made on the reaction of the intact mussel muscle and that of isolated muscle to change in the salinity from 26% to 10%.
(6) Mussels and oysters contaminated by the dinoflagellate showed similar toxins, but contained larger proportions of C3 (40-57 mole%) and more potent carbamate toxins (7-23 mole% total).
(7) Uptake from ambient water and the depuration of five chlorinated phenolics, two chloroguaiacols (3,4,5-tri- and tetrachloroguaiacol), and three chlorophenols (2,4,6-tri-, 2,3,4,6-tetra-, and pentachlorophenol) were studied in the duck mussel (Anodonta anatina).
(8) The exposure of the cells from mussel haemolymph and from mouse L1210 to a genotoxic compound such as dimethylsulfate results in DNA damage and consequently in a reduction of the unwinding time.
(9) Using this system, we now report the characterization of the biochemical and toxicological action of a toxic mussels extract, containing the excitatory amino acid domoic acid.
(10) Furthermore the micronuclei (MN) frequencies in wild mussels from four different field locations have been determined.
(11) Pseudomonas aeruginosa and its corresponding bacteriophages were sought in oysters and mussels throughout 1973.
(12) The UPTC and NASC strains included six from river water, two from mussels and four from sea water.
(13) Lateral cilia of freshwater mussel gills, which normally beat with metachronal rhythm, are arrested pointing frontally by perfusion with 6.25 to 12.5 millimolar calcium and 10(-5) molar A23187, a calcium ionophore.
(14) Moreover, the close similarity between this neurotoxic syndrome in experimental animals and the clinical picture witnessed in Canadian victims of mussel poisoning lends further credence to the assumption that this poisoning incident was caused by an interaction between the domoate molecule and kainate receptors in the human central nervous system.
(15) Sections for morphological examination showed evidence of increased digestive cell deletion in phenanthrene-treated mussels.
(16) Mussels and scallops were very rapidly contaminated showing high toxin accumulation rates, whereas rates for oysters and clams were low.
(17) In the shores where the detergents have not been used, the mussels have progressively excreted the hydrocarbons accumulated in their organism ; the other fixed animals have not been changed.
(18) Mussels were sampled from two sites in the Gulf of Trieste.
(19) These levels correspond to levels of 24 and 94 ppm in mussels.
(20) 1.1.1.44) activities measured in tissue extracts from sea mussel exhibit a potential unbalance which could cause an accumulation of 6-phosphogluconate.
Seashell
Definition:
(n.) The shell of any marine mollusk.
Example Sentences:
(1) A gravely ill patient had Vibrio alginolyticus conjunctivitis develop, possibly from contact with seashell fragments.
(2) But could beachgoers who pocketed seashells – or bought them at beach shops – really account for what Kowalewski found?
(3) To this end, he photographed seashells that had been collected by his lover, the photographer and revolutionary Tina Modotti, and transformed them, in her words, into something "mystical and erotic".
(4) Even though other factors might play a role in the shells' decline, it is hard not to think that human behaviour is to blame for the decline in seashells.
(5) Purchase whale-stamped coasters, decorative fish, or seashell trays made from bamboo—proceeds go to the Monterey Bay Aquarium .
(6) Low walls around the site are studded with blue milk of magnesia bottles in wave formations and more than 25,000 seashells.
(7) Seashells are an important part of coastal ecosystems: they provide materials for birds' nests, a home or attachment surface for algae, sea grass, sponges and a host of other microorganisms.
(8) You might think twice next time you snag a seashell from the beach and drop it into your pocket: you might be altering the seaside environment.
(9) Dimethylarsinic acid and methylarsonic acid were found in natural waters, bird eggshells, seashells, and human urine.
(10) Calcium retention of seashells treated with phosphoric acid, oyster shells, and limestone using two particle sizes, ground or particulate, was assayed in 98 broiler chicks.
(11) However calm his songs sound, they still roar like a car crash echoing in a seashell.
(12) The study focused on a stretch of coastline on Spain's north-eastern Mediterranean shore called Llarga Beach, where the researchers conducted monthly surveys of seashell abundance between 1978 and 1981.
(13) The notion of a subject, even one belonging to the natural world like a pepper or a seashell, being "completely outside subject matter" is intriguing.
(14) They found that the abundance of seashells had decreased by 60% while tourism had increased in the area by 300%.
(15) (A vintage print of one of his seashells, Nautilus, 1927, sold for $1,082,500 at Sotheby's New York in April.)
(16) In addition, the loss of seashells can't be attributed to fisheries, since the area hasn't seen any new commercial fisheries since the 1970s, the researchers found.
(17) The study focused on a stretch of coastline on Spain’s northeastern Mediterranean shore, where the researchers conducted monthly surveys of seashell abundance between 1978 and 1981.