Ultrastructural development and differentiation of the mantle musculature in embryonic squid

MARTINEZ, G.M.; University of New Hampshire: Ultrastructural development and differentiation of the mantle musculature in embryonic squid The muscular mantle of squids has two primary functions:locomotion and respiration. The capacity of the mantle to execute these dual functions is due to the presence of two distinct muscle fiber types that are functionally and metabolically analogous […]

Trade-offs of inducible defenses in blue mussels (Mytilus edulis) in response to multiple predators with differing attack strategies

FREEMAN, A. S.; University of New Hampshire: Trade-offs of inducible defenses in blue mussels (Mytilus edulis) in response to multiple predators with differing attack strategies. Examples of induced defenses in response to simultaneous cues from multiple predators are rare, despite being a more realistic representation of multiple predator environments. I compared the inducible defensive responses […]

Tracheal compression patterns involved in gas exchange in the ground beetle, Platynus decentis

SOCHA, J.J.*; FEZZAA, K.; LEE, W.K.; WATERS, J.S.; WESTNEAT, M.W.; Argonne National Laboratory; Argonne National Laboratory; Argonne National Laboratory; University of Chicago; University of Chicago: Tracheal compression patterns involved in gas exchange in the ground beetle, Platynus decentis Insects use a variety of mechanisms to actively exchange respiratory gases. Tracheal compression is a recently described […]

Timing and Mechanism of Calcium mobilization During Embryonic Development of the Corn Snake

ECAY, T.W.; STEWART, J.R.*; BLACKBURN, D.G.; East TN State Univ; East TN State Univ; Trinity College: Timing and Mechanism of Calcium mobilization During Embryonic Development of the Corn Snake Patterns of embryonic calcium mobilization vary among oviparous amniotes, yet the mechanism of calcium transport has been studied only in domestic chickens, which rely heavily on […]

Thyroxine effect in metamorphosis and presence of the nuclear receptor COUP-TF in the larvae of the sea urchin Lytechinus pictus

CASTELLANOS-KOTKOFF, M; CARPIZO-ITUARTE, E*; DE-LA-ROSA-V�LEZ, J; Fac. de Biolog�a. Univ. A. de Baja California; Inst. de Inv., Oceanol�gicas. Univ. A. de Baja California; Fac. de Ciencias Marinas. Univ. A. de Baja Califonrnia: Thyroxine effect in metamorphosis and presence of the nuclear receptor COUP-TF in the larvae of the sea urchin Lytechinus pictus Several reports have […]

The role of spiracles during respiration in swimming dogfish

PORTER, Marianne E; DEAN, Mason N; SUMMERS, Adam P; University of California, Irvine; University of California, Irvine; University of California, Irvine: The role of spiracles during respiration in swimming dogfish Spiracles in elasmobranchs are vestigial gill slits presumed to be used in respiration, though there is some evidence of a sensory function. Animals at rest […]

The pro-opiomelanocortin genes in rainbow trout Oncorhynchus mykiss

LEDER, EH; SILVERSTEIN, JT; National Center for Cool and Cold Water Aquaculture, Leetown, West Virginia: The pro-opiomelanocortin genes in rainbow trout Oncorhynchus mykiss The pro-opiomelanocortin gene (POMC) is a precursor for several important peptide hormones involved in a variety of functions ranging from stress response to energy homeostasis. In mammals and fish, the POMC-derived peptide […]

The intracellular, functional chloroplasts in adult Elysia crispata come from several algal species, and are different from those in juvenile slugs

CURTIS, N/E; MASSEY, S/E; SCHWARTZ, J/A; TAGIHOF, H; PIERCE, S/K; University of South Florida: The intracellular, functional chloroplasts in adult Elysia crispata come from several algal species, and are different from those in juvenile slugs. The sacoglossan sea slug, Elysia crispata, sequesters chloroplasts from its algal food source within specialized cells lining the digestive diverticulum. […]

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