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Keywords: Callinectes sapidusClose
J Exp Biol (2018) 221 (21): jeb185421.
Published: 29 October 2018
... other, with stronger allometric relationships on land. Using the aquatic blue crab, Callinectes sapidus , and the terrestrial blackback land crab, Gecarcinus lateralis , I measured and compared body mass, merus morphology (dimensions, cuticle thickness and the second moment of area I ) and mechanics...
Includes: Supplementary data
J Exp Biol (2012) 215 (10): 1700–1710.
Published: 15 May 2012
... behavior chemoreceptor neurons Callinectes sapidus feeding deterrents Animals often use chemical deterrents in defense against predators (e.g. Paul et al., 2007 ; Ferrer and Zimmer, 2009 ), which the predators detect and respond to through a diversity of chemoreceptor cells. In terrestrial...
J Exp Biol (2012) 215 (7): 1184–1191.
Published: 1 April 2012
...Jamie Baldwin; Sönke Johnsen SUMMARY In the blue crab, Callinectes sapidus , claw color varies by sex, sexual maturity and individual. Males rely in part on color cues to select appropriate mates, and these chromatic cues may be perceived through an opponent interaction between two photoreceptors...
Includes: Supplementary data
J Exp Biol (2011) 214 (18): 3138–3153.
Published: 15 September 2011
... laser-induced fluorescence to investigate how flicking antennules of different morphologies (long antennules of spiny lobsters, Panulirus argus ; short antennules of blue crabs, Callinectes sapidus ) sample fluctuating odor signals at different positions in a turbulent odor plume in a flume to determine...
J Exp Biol (2009) 212 (22): 3762–3768.
Published: 15 November 2009
...Jamie Baldwin; Sönke Johnsen SUMMARY Visual displays often play a large role in animal communication,particularly in sexual interactions. The blue crab Callinectes sapidus is both colorful and highly visually responsive, yet almost all studies of their courtship have focused on chemical cues...
J Exp Biol (2009) 212 (21): 3428–3439.
Published: 1 November 2009
...Lindy K. Thibodeaux; Karen G. Burnett; Louis E. Burnett SUMMARY Callinectes sapidus (Rathbun), the Atlantic blue crab, commonly harbors low to moderate amounts of bacteria in hemolymph and other tissues. These bacteria are typically dominated by Vibrio spp., which are known to cause mortality...
J Exp Biol (2008) 211 (8): 1243–1248.
Published: 15 April 2008
...Michiya Kamio; Matthew A. Reidenbach; Charles D. Derby SUMMARY The nature of the courtship signalling used by a species is shaped by many factors, one of which is its habitat. Male blue crabs, Callinectes sapidus , have a courtship display in which they elevate their body by standing high...
Includes: Multimedia, Supplementary data
J Exp Biol (2007) 210 (24): 4272–4278.
Published: 15 December 2007
... and torsional forces to resisting tension. This study was designed to explore the changes in the mechanical properties of the crustacean cuticle as the animals switch between two distinct skeletal support mechanisms. Samples of cuticle were removed from blue crabs, Callinectes sapidus , at 1 h (soft-shell stage...
J Exp Biol (2007) 210 (13): 2320–2332.
Published: 1 July 2007
... ). CA activity in G3 showed no significant variation during the 28 days following the transfer to low salinity ( P <0.05, ANOVA, Tukey). Fig. 4. CA activity (μmol CO 2 mg protein -1 min -1 ) in anterior (G3, white bars) and posterior (G7, dark bars)gills of Callinectes sapidus acclimated...
J Exp Biol (2006) 209 (18): 3610–3620.
Published: 15 September 2006
...Kristin M. Hardy; Bruce R. Locke; Marilia Da Silva; Stephen T. Kinsey SUMMARY The muscles that power swimming in the blue crab, Callinectes sapidus , grow hypertrophically, such that in juvenile crabs the cell diameters are <60 μm, whereas fibers of the adult crabs often exceed 600μm. Thus...
J Exp Biol (2005) 208 (14): 2641–2652.
Published: 15 July 2005
... tail flipping behaviour in the freshwater crayfish, Cherax destructor. Mar. Fresh. Res. 50 , 183 -187. Booth, C. E. and McMahon, B. R. ( 1985 ). Lactate dynamics during locomotor activity in the blue crab, Callinectes sapidus. J. Exp. Biol. 118 , 461 -465. Boyle, K. L., Dillaman, R. M...
J Exp Biol (2004) 207 (23): 4045–4056.
Published: 1 November 2004
...L. K. Johnson; R. M. Dillaman; D. M. Gay; J. E. Blum; S. T. Kinsey SUMMARY Diameters of some white locomotor muscle fibers in the adult blue crab, Callinectes sapidus , exceed 500 μm whereas juvenile white fibers are <100 μm. It was hypothesized that aerobically dependent processes...
J Exp Biol (2004) 207 (15): 2589–2598.
Published: 1 July 2004
...Elizabeth P. Tweedie; Francie E. Coblentz; Thomas H. Shafer SUMMARY A heavily glycosylated soluble protein was purified using a combination of lectin affinity and size exclusion chromatography from a soluble extract of uncalcified dorsal cuticle of blue crab Callinectes sapidus removed at ecdysis...
J Exp Biol (2002) 205 (21): 3387–3398.
Published: 1 November 2002
...Marc J. Weissburg; David B. Dusenbery SUMMARY The behavior of crabs tracking odor in turbulent chemical plumes was compared to the performance of computer simulations of search behavior operating in similar chemical signal environments. The movement of blue crabs( Callinectes sapidus ) towards...
J Exp Biol (2002) 205 (12): 1775–1785.
Published: 15 June 2002
...Stewart M. Holt; Stephen T. Kinsey SUMMARY Flux was examined through the reaction catalyzed by arginine kinase in intact blue crab ( Callinectes sapidus ) muscle during simulated changes in salinity. Isolated dark levator muscles from the swimming leg were superfused with a saline solution that had...
David W. Towle, Ryan S. Paulsen, Dirk Weihrauch, Marek Kordylewski, Cristina Salvador, Jean-Hervé Lignot, Céline Spanings-Pierrot
J Exp Biol (2001) 204 (22): 4005–4012.
Published: 15 November 2001
... crab Callinectes sapidus were amplified by reverse transcriptase/polymerase chain reaction (RT-PCR) and sequenced. The resulting 3828-nucleotide cDNA encodes a putative 1039-amino-acid protein with a predicted molecular mass of 115.6 kDa. Hydrophobicity analysis of the amino acid sequence indicated...
J Exp Biol (1992) 171 (1): 283–299.
Published: 1 October 1992
...DOUGLAS S. NEUFELD; JAMES N. CAMERON After moulting, blue crabs ( Callinectes sapidus ) acclimated to a salinity of 2‰ were able to calcify as rapidly and accumulate as much calcium as crabs in sea water. Immediately after moult, the total masses of calcium, magnesium and strontium present...
J Exp Biol (1986) 123 (1): 325–344.
Published: 1 July 1986
...KA HOU CHU 1. The midgut of Callinectes sapidus is capable of net transmural glucose absorption. 2. The mucosal glucose influx by the midgut has a sodium-dependent, saturable component and a sodium-independent, non-saturable counterpart. 3. The unidirectional mucosal to serosal flux and the mucosal...