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Sunday, May 17, 2020 | History

2 edition of Peptidergic regulation of visceral motor circuits in the Sea Hare, Aplysia californica found in the catalog.

Peptidergic regulation of visceral motor circuits in the Sea Hare, Aplysia californica

James L. M. Morgan

Peptidergic regulation of visceral motor circuits in the Sea Hare, Aplysia californica

by James L. M. Morgan

  • 257 Want to read
  • 21 Currently reading

Published .
Written in English

    Subjects:
  • Aplysia californica.,
  • Neuromuscular transmission.,
  • Neuropeptides.

  • Edition Notes

    Statementby James L. M. Morgan.
    The Physical Object
    Pagination156 leaves, bound :
    Number of Pages156
    ID Numbers
    Open LibraryOL15525162M

    Abstract: Reproductive behavior of Aplysia californica Cooper was studied in the field and laboratory. Distinct diel patterns of behavior were found in the field. During the summer > 1/2 ofA. californica observed at and were engaged in reproductive behaviors (precopulatory behavior, copulations, egg-laying);. The marine opistobranch mollusk, Aplysia, has been a useful neurobiological model for many is best known as a model of habituation and classical conditioning 7, s on learning and memory in this model won the Nobel Prize for Physiology or Medicine in for Eric R. Kandel, in a prize he shared with Arvid Carlsson and Paul Greengard Cited by: 3.

    buccal neuron B2 of Aplysia californicais co-cultured with sensory neurons (SNs), slow peptidergic synapses are formed. When B2 is co-cultured with neurons B3 or B6, fast cholinergic synapses are formed. pipettes were used to voltage clamp pre- and postsynaptic neurons and to load the caged Ca2+. The vascular system of Aplysia californica is a simple visceromotor system with three main arteries innervated by a small pool of identified neurons. I used this system to study the functions of neuropeptide transmitters and their actions on neural and muscle by: 2.

    T1 - Firing control of ink gland motor cells in Aplysia Californica. AU - Meng, Xiangying. AU - Ji, Quanbao. AU - Rinzel, John. PY - /9/1. Y1 - /9/1. N2 - The release of ink in Aplysia californica occurs selectively to long- lasting : Xiangying Meng, Quanbao Ji, John Rinzel. The visceral ganglion of Aplysia Californica The visceral ganglion of Aplysia Californica Rosenbluth, Jack 1. The neurons and glial cells of the visceral ganglion are closely packed together except in the peripheral zone of the ganglion, where an extracellular space, the .


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Peptidergic regulation of visceral motor circuits in the Sea Hare, Aplysia californica by James L. M. Morgan Download PDF EPUB FB2

In this study, neuromuscular tissue circuits from Aplysia californica have been characterized and implemented on 3D-printed inchworm-inspired biohybrid robots, creating the first locomotive biohybrid robots with both organic actuation and organic motor-pattern control.

Stimulation via the organic motor-controller is shown to result in higher Cited by: 5. The Aplysia gill and siphon withdrawal reflex (GSWR) is an involuntary, defensive reflex of the sea hare Aplysia californica, a large shell-less sea snail or sea reflex causes the sea hare's delicate siphon and gill to be retracted when the animal is disturbed.

Aplysia californica is used in neuroscience research for studies of the cellular basis of behavior including: habituation. Larvae of the sea hare Aplysia californica settle and metamorphose on an assortment of macroalgal species.

MARINE ECOLOGY PROGRESS SERIES () Donovan DA et al. Swimming in the sea hare Aplysia brasiliana: Cost of transport, parapodial morphometry, and swimming behavior. This is calcium-dependent, phospholipid-dependent, serine- and threonine-specific enzyme.

Activation of PKC by serotonin results in presynaptic facilitation of depressed sensory-to-motor neuron synapses, which is thought to underlie behavioral dishabituation.

1. Aplysia californica incorporates toxins and pigments from its red seaweed diet into its body and ink, purportedly as a defense against predation. We tested ink's potential defensive function by assessing the survival of green seaweed-fed (red algal toxin deprived) snails in encounters with a natural predator, the sea anemone Anthopleura xanthogrammica.

Red seaweed-fed Aplysia secreted Cited by: Plays an important role in the organization of the cytoskeleton. Binds to and sequesters actin monomers (G actin) and therefore inhibits actin polymerization (By similarity).

May be involved in the regulation of structural plasticity in the CNS. Metamorphosis of Aplysia californica in laboratory culture. Proc Natl Acad Sci U S A. Sep; 71 (9)– [PMC free article] Kupfermann I, Kandel ER. Electrophysiological properties and functional interconnections of two symmetrical neurosecretory clusters (bag cells) in abdominal ganglion of Aplysia.

J by: In predator-prey interactions, prey species have complex defensive behaviors to protect themselves from predators. Chemical defenses are one tool that is employed to protect against predators, especially for slow-moving or otherwise susceptible prey.

Many of these chemical defenses have been studied and the effective compounds identified, but few studies were performed on their mechanisms of Cited by: 1. Aplysia has provided fundamental insights into the basic organization of neuronal importance of Aplysia to modern neuroscience can not be overestimated.

For more than 50 years, the relatively simple and thoroughly studied organism Aplysia has been a workhorse for a large segment of the neurobiology community, in the same way that the bacterium E.

coli was to molecular. Photos of Aplysia californica From: Daniel Geiger, August 1, Mass mortality of Aplysia californica From: Jose Luis Ochoa, Ma Sea Hare classification - A.

californica From: Rachel Frank, Decem Aplysia for brain studies From: Alvin Wong, September 2, Information on Aplysia californica. nesis in Aplysia from the early embryonic stage of gas- trula to postmetamorphic stages of young juvenile devel- opment.

Materials and Methods [3H]Thymidine labeling. Egg masses laid by adult A. californica were maintained in fresh aerated sea water at 15°C at the mariculture facility in Woods Hole, MA. In my research, I used the sea hare, Aplysia californica, as chemically defended prey.

This slow moving mollusk is soft-bodied with no external shell, but it has adapted a number of defenses including chemical defenses. Ink is a sticky mixture of the products of the ink gland.

J Invertebr Pathol. Sep;18(2) Bacterial clearance in the California sea hare, Aplysia californica. Pauley GB, Krassner SM, Chapman by: neuronal transcriptome of the sea hare Aplysia californica (Moroz et al., ) and the Aplysia genome project (Broad Institute, A.

californica genome project). The availability of these resources represents a unique opportunity to perform compara-tive and genome. Aplysia is a free-living representative of Mollusca, the second largest animal phylum (after Arthropoda). Members of this phylum have received relatively little genetic study, even though they are of considerable significance for evolutionary and developmental biology and for basic and applied biomedical studies.

Aplysia californica neurons develop large growth cones in culture that are excellent for high-resolution imaging of growth cone motility and guidance.

Here, we present a protocol for dissection and plating of Aplysia bag cell neurons as well as for setting up a chamber for live cell by: 1. The foot of Aplysia californica is innervated by three major pedal ganglion nerves and several minor ones. The pedal nerves are mixed nerves containing both sensory and motor units.

The fields of these nerves are organized bilaterally; none cross the by: The California sea hare (Aplysia californica) is recognized as a key model for studies of memory and learning. Despite the use of this model system by hundreds of investigators over the past. We report two potential nidovirus genomes, a highly divergent kb likely complete genome from the California sea hare Aplysia californica, which we assign to a nidovirus named Aplysia.

TY - JOUR. T1 - A presumptive alphavirus in the gastropod mollusc, Aplysia californica. AU - Prince, Jeffrey S. PY - /11/1. Y1 - /11/1. N2 - Particles resembling alphaviruses were observed in tissues of healthy sea hares, Aplysia californica J. Cooper, Cited by: 6. o Basic stages. o Similarity to vertebrate development.

o Larval nervous system. Aplysia has been studied in many areas of developmental biology. For example, the process of gastropodal torsion and spiralian development has been examined in some detail (1).

For a general overview of the life cycle of Aplysia, as well as general information, see the GeoChemBio Aplysia page.Aplysia (genus Opisthobranchia) are hermaphrodites, meaning that both partners fertilize each others each with their sperm during mating.

This gastropod mollusc is suited for Neurobiology mainly because of its large neurons - they are among the largest in the animal kingdom.gene from Aplysia californica (GenBank: NM) thesizedbp(aa)of soluble acetylcholine precursor with an N-terminal signal peptide (1–19aa) and a C-terminal 6×His tag was cloned intopFastBac1vector(Invitrogen).Theclonedvectorwas transformed into bacterial DH10Bac competent .