Panulirus argus
Antennule morphology and flicking kinematics facilitate odor sampling by the spiny lobster, Panulirus argus
... lobster, Panulirus argus, as a system to study how the morphology, orientation, and motion of sensilla-bearing appendages affects the small-scale water flow within the hair ...
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Dual antennular chemosensory pathways mediate odor associative learning and odor discrimination in the Caribbean spiny lobster Panulirus argus
... Lobsters Panulirus argus (Latreille, 1804) (55–75 mm carapace) were collected in the Florida Keys, shipped to Georgia State University, kept under a 12 h:12 h light:dark photoperiod in 800 l aquaria ...
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Dietary protein quality differentially regulates trypsin enzymes at the secretion and transcription level in Panulirus argus by distinct signaling pathways
... The effects of pelleted diets with different protein composition (fish, squid or soybean meals as main protein sources) on trypsin secretion and expression were studied in the lobster Panulirus argus. ...
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Indirect effects of recreational fishing on spiny lobster (Panulirus argus) behavior, mortality and population dynamics.
... 2001), often with injuries (Bergmann et al. 2001), potentially aggregating predators (Veale et al. 2000) and leading to higher rates of mortality because of these factors (Bergmann and Moore 2001). Depending on trap soak ...
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Salt and Water Balance of the Spiny Lobster, Panulirus Argus: The Role of the Antennal Glands
... Panulirus argus in full sea water differs from most other marine isosmotic decapods by regulating Cl~ levels in the haemolymph slightly below those in sea water and by having haemolymph [r] ...
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Landscape Analysis for PaV1 Infection in Lobsters Panulirus argus from the Artisanal Fishery of the Eastern Coast of Yucatan, Mexico
... P. argus constitutes a commercially important artisanal fishery in the northeast coast of Yucatan state, Mexico [6] ...P. argus are overex- ploited or nearly so in many areas of the Caribbean [9], and the ...
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Perireception in olfaction: molecular mass sieving by aesthetasc sensillar cuticle determines odorant access to receptor sites in the Caribbean spiny lobster Panulirus argus
... The responsiveness of chemoreceptor neurons depends on a combination of perireceptor and receptor events. Olfactory neurons of crustaceans are packaged into distinctive cuticular sensilla called aesthetascs. The cuticle ...
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Selective ablation of antennular sensilla on the Caribbean spiny lobster Panulirus argus suggests that dual antennular chemosensory pathways mediate odorant activation of searching and localization of food
... Sensory projections to these processing centers suggest a functional distinction between the aesthetasc/OL pathway and the non-aesthetasc/LAN pathway, although their functions are poorly understood. The ...
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Metabolite diffusion in giant muscle fibers of the spiny lobster Panulirus argus
... relatively few core (intermyofibrillar) mitochondria (Tyler and Sidell, 1984). Giant glycolytic fibers from crustaceans also have an extensive SR, and are virtually devoid of intermyofibrillar mitochondria (S. T. Kinsey, ...
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Salt and Water Balance of the Spiny Lobster Panulirus Argus: The Role of the Gut
... Ionic composition of hind-gut fluids Fluid from the abdominal portion of the four hind guts used in the in vitro hind-gut experiments was analysed for ions and compared with haemolymph f[r] ...
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Histamine induced modulation of olfactory receptor neurones in two species of lobster, Panulirus argus and Homarus americanus
... Whole-cell voltage-clamp recording from the isolated soma of a lobster olfactory receptor cell membrane potential held at —25 mV, normal patch solution: Eci= — 66mV.. Pressure ejection o[r] ...
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The Occurrence and Functional Characteristics of Heteromorph Antennules In an Experimental Population of Spiny Lobsters, Panulirus Argus
... In general all these responses resembled the normal antennule reflex, but in addition to individual variation seemed to have two consistent discrepancies: 1 most of the antennular contra[r] ...
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1H and 31P nuclear magnetic resonance studies of l lactate transport in isolated muscle fibers from the spiny lobster Panulirus argus
... lactate concentration, we found that rates of D - and L -lactate influx and efflux were also identical (Table 1). For systems with classic monocarboxylate transporters, the rate of transport of D -lactate is often used ...
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Magnetic Remanence in the Western Atlantic Spiny Lobster, Panulirus Argus
... Mass-specific remanence and the total quantity of magnetic material in the cephalothorax and abdomen both increase as functions of carapace length.. The NRM is significantly orientated i[r] ...
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The Function of a Heteromorph Antennule in a Spiny Lobster, Panulirus Argus
... At the very least, the observation that stimulation of the heteromorph evokes movement like that of the ipsilateral depression response rather than elevation, or some other specific acti[r] ...
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Motor patterns in the stomatogastric ganglion of the lobster Panulirus argus
... Both in the intact stomach EMGs and in the excised preparations following' priming' by electrical stimulation of the stomatogastric nerve, sequences of unit activity in the pyloric cycle[r] ...
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Joint Receptors in the Antennule of Panulirus Argus Latreille
... Diagram of movements of distal portions of major and accessory elastic strands during lateral and ventral flexion at the first joint.. Ventro-lateral dissection of left antennule.[r] ...
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Non olfactory chemoreceptors in asymmetric setae activate antennular grooming behavior in the Caribbean spiny lobster Panulirus argus
... of Panulirus argus were cut off proximal to the tuft region under Panulirus saline and divided into pieces that were fixed in 4% paraformaldehyde (in ...
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Spiny lobsters detect conspecific blood borne alarm cues exclusively through olfactory sensilla
... Caribbean spiny lobsters, Panulirus argus (Latreille), collected from the Florida Keys with a carapace length of 65±7.7 mm (mean ± s.d., N = 53), were held in an aquarium room at Georgia State University ...
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Squeaking with a sliding joint: mechanics and motor control of sound production in palinurid lobsters
... P. argus, three of the four depressor muscles described by Paterson in Jasus lalandii were readily identified ...P. argus lacks the dorso-medial joint articulations of the antennae that are present in ...
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