Search Results - "Ashton, F T"

Chemo- and thermosensory neurons: structure and function in animal parasitic nematodes by Ashton, F.T., Li, J., Schad, G.A.

“…Nematode parasites of warm-blooded hosts use chemical and thermal signals in host-finding and in the subsequent resumption of development. The free-living…”
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The amphidial neuron pair ALD controls the temperature-sensitive choice of alternative developmental pathways in the parasitic nematode, Strongyloides stercoralis by Nolan, T J, Brenes, M, Ashton, F T, Zhu, X, Forbes, W M, Boston, R, Schad, G A

“…The parasitic nematode Strongyloides stercoralis, has several alternative developmental pathways. Upon exiting the host (humans, other primates and dogs) in…”
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Amphidial neurons ADL and ASH initiate sodium dodecyl sulphate avoidance responses in the infective larva of the dog hookworm Anclyostoma caninum by Ketschek, A.R., Joseph, R., Boston, R., Ashton, F.T., Schad, G.A.

“…Ablations of specific amphidial neuron pairs with a laser microbeam were conducted to understand better the neurological basis of the behaviours of larval…”
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Chemoattraction and chemorepulsion of Strongyloides stercoralis infective larvae on a sodium chloride gradient is mediated by amphidial neuron pairs ASE and ASH, respectively by Forbes, W.M, Ashton, F.T, Boston, R, Zhu, X, Schad, G.A

“…Depending on its concentration, sodium chloride acts as either an attractant or a repellant to the infective larvae (L3i) of Strongyloides stercoralis. On a…”
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Developmental Switching in the Parasitic Nematode Strongyloides stercoralis Is Controlled by the ASF and ASI Amphidial Neurons by Ashton, F. T., Bhopale, V. M., Holt, D., Smith, G., Schad, G. A.

“…Parasitic nematodes of the genus Strongyloides are remarkable for their ability to switch between alternative free-living developmental pathways in response to…”
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Vertical migration by the infective larvae of three species of parasitic nematodes: is the behaviour really a response to gravity? by Sciacca, J, Ketschek, A, Forbes, W M, Boston, R, Guerrero, J, Ashton, F T, Gamble, H R, Schad, G A

“…Vertical migration by infective larvae (L3) of 3 species of nematodes was investigated. Upright truncated agarose cones were used to test upward migration, and…”
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Chemotactic behaviour of Strongyloides stercoralis infective larvae on a sodium chloride gradient by Forbes, W M, Ashton, F T, Boston, R, Schad, G A

“…Chemotactic responses of Strongyloides stercoralis infective larvae (L3) to sodium chloride (NaCl) were investigated by recording larval tracks on a saline…”
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Sensory neuroanatomy of a skin-penetrating nematode parasite: Strongyloides stercoralis. I. Amphidial neurons by Ashton, F T, Bhopale, V M, Fine, A E, Schad, G A

“…The Strongyloides stercoralis infective larva resumes feeding and development on receipt of signals, presumably chemical, from a host. Only two of the anterior…”
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Vertical migratory behavior of the infective third-stage larvae of Oesophagostomum dentatum by Ketschek, A.R., Freeman, A.S., Boston, R., Habecker, P.L., Ashton, F.T., Schad, G.A.

“…The vertical migratory behavior of third-stage infective larvae (L3i) of Oesophagostomum dentatum was investigated using upright truncated agarose cones and…”
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Barren female Strongyloides stercoralis from occult chronic infections are rejuvenated by transfer to parasite-naive recipient hosts and give rise to an autoinfective burst by Schad, G.A, Thompson, F, Talham, G, Holt, D, Nolan, T.J, Ashton, F.T, Lange, A.M, Bhopale, V.M

“…It is widely assumed that barren Strongyloides stercoralis occurring in chronically infected carriers can become fecund when immunity wanes. Evidence for this…”
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The myosin filament XIV backbone structure by Ashton, F.T., Weisel, J., Pepe, F.A.

“…The substructure of the thick filaments of chemically skinned chicken pectoralis muscle was investigated by electron microscopy. Images of transverse sections…”
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Invertebrate myosin filament: subfilament arrangement in the wall of tubular filaments of insect flight muscles by Beinbrech, G, Ashton, F T, Pepe, F A

“…Transverse sections (100 to 140 nm thick) of the flight muscles of the fleshfly Phormia terrae-novae and the housefly Musca domestica were studied. The images…”
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The invertebrate myosin filament: subfilament arrangement of the solid filaments of insect flight muscles by Beinbrech, G., Ashton, F.T., Pepe, F.A.

“…Transverse sections (approximately 140 nm thick) of solid myosin filaments of the flight muscles of the fleshfly, Phormia terrae-novae, the honey bee, Apis…”
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SENSORY NEUROANATOMY OF A PASSIVELY INGESTED NEMATODE PARASITE, HAEMONCHUS CONTORTUS: AMPHIDIAL NEURONS OF THE THIRD-STAGE LARVA by Li, Jian, Zhu, Xiaodong, Ashton, Francis T, Gamble, H. Ray, Schad, Gerhard A

“…The sensory neuronal ultrastructure of the amphids of the infective larva (L3) of Haemonchus contortus was analyzed, compared, and contrasted with that of the…”
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The neurons of class ALD mediate thermotaxis in the parasitic nematode, Strongyloides stercoralis by LOPEZ, P. Mark, BOSTON, Ray, ASHTON, Francis T, SCHAD, Gerhard A

“…Strongyloides stercoralis, a skin-penetrating nematode parasite of homeotherms, migrates to warmth. In nematodes, the amphids, anteriorly positioned, paired…”
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Orientation of the backbone structure of myosin filaments in relaxed and rigor muscles of the housefly: evidence for non-equivalent crossbridge positions at the surface of thick filaments by Beinbrech, G, Ashton, F T, Pepe, F A

“…The orientation of the backbone structure of myosin filaments of relaxed and rigor fibers of the flight muscles of the housefly, Musca domestica, relative to…”
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Sensory Neuroanatomy of a Passively Ingested Nematode Parasite, Haemonchus contortus: Amphidial Neurons of the First Stage Larva by Li, Jian, Ashton, F T, Gamble, H R, Schad, G A

“…When infective larvae of Haemonchus contortus (a highly pathogenic, economically important, gastric parasite of ruminants) are ingested by grazing hosts, they…”
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Sensory neuroanatomy of a skin-penetrating nematode parasite Strongyloides stercoralis. II. labial and cephalic neurons by Fine, A.E., Ashton, F.T., Bhopale, V.M., Schad, G.A.

“…Host recognition, contact, and skin‐penetration by Strongyloides stercoralis infective larvae are crucially important behavioral functions mediating transition…”
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Thermotaxis and thermosensory neurons in infective larvae of Haemonchus contortus, a passively ingested nematode parasite by Li, Jian, Zhu, Xiaodong, Boston, Ray, Ashton, Francis T., Gamble, H. Ray, Schad, Gerhard A.

“…As a basis for studies of thermal behavior of infective larvae (L3) of Haemonchus contortus resulting from ablation of amphidial neurons, the locations of the…”
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Ancylostoma caninum: The Finger Cell Neurons Mediate Thermotactic Behavior by Infective Larvae of the Dog Hookworm by Bhopale, Veena M, Kupprion, Emily K, Ashton, Francis T, Boston, Ray, Schad, Gerhard A

“…Bhopale, V. M., Kupprion, E. K., Ashton, F. T., Boston, R., and Schad, G. A. 2001. Ancylostoma caninum: The finger cell neurons mediate thermotactic behavior…”
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