Nematode Caenorhabditis elegans
Active uptake of artificial particles in the nematode Caenorhabditis elegans
... The nematode Caenorhabditis elegans is a filter feeder, although it does not have an obvious filter (Avery and Shtonda 2003; Fang-Yen et ...C. elegans likely feeds on microorganisms (Brenner, ...
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Identification of grandchildless loci whose products are required for normal germ-line development in the nematode Caenorhabditis elegans.
... To identify genes that encode maternal components required for development of the germ line in the nematode Caenorhabditis elegans, we have screened for mutations t[r] ...
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Sex differences in ageing in the nematode Caenorhabditis elegans
... C. elegans provides a useful tool for investigating the genetics underlying sex differences in ageing, since it has been demonstrated that there is a sex difference in lifespan in this well-characterised species ...
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Exposure to Oil during Meiosis Results in Alterations in Meiotic Chromosomes that are Similar to Age Related Changes in the Nematode Caenorhabditis elegans
... Nuclear volume also decreased 13% between those worms exposed to 5% versus 50% oil (Figure 6, Table 1). This was due to abnormal condensation, i.e. heterochromati- zation, of the chromosomes and altered protein ...
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β-GLUCURONIDASE MUTANTS OF THE NEMATODE CAENORHABDITIS ELEGANS
... elegans corresponds to the frequency of forward mutation expected for an average gene (BRENNER 1974). Four sorts of genetic crosses were performed to position gus-1[r] ...
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ANALYSIS OF GENETIC MOSAICS OF THE NEMATODE CAENORHABDITIS ELEGANS
... mnDp2 could occur at any of eight cell divisions after AB.p (and prior to formation of a given sheath cell) to give rise to nonstaining sensillum in a non- Unc-3 animal[r] ...
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AN ACETYLCHOLINESTERASE-DEFICIENT MUTANT OF THE NEMATODE CAENORHABDITIS ELEGANS
... Identification of a n altered mutant strain: In a first attempt to use the newly devised screening procedure, we examined crude extracts of a set of 171 mutant strains, most of [r] ...
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THE GENETICS OF LEVAMISOLE RESISTANCE IN THE NEMATODE CAENORHABDITIS ELEGANS
... The lack of very resistant mutants with nearly wild type motor behavior would imply that unc-63 is not a structural unit participating directly in the response to levamisole, as h[r] ...
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NONDISJUNCTION MUTANTS OF THE NEMATODE CAENORHABDITIS ELEGANS
... Mutants in all ten genes produce diplo-X and nullo-X exceptional ova, and in the four strains tested, diplo-X and nullo-X exceptional sperm are produced by 2X “transformed”[r] ...
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Broad oxygen tolerance in the nematode Caenorhabditis elegans
... C. elegans to withstand long periods of anoxia may be due to its high energetic requirements and the fact that toxic metabolic end-products can accumulate during anaerobic metabolism (Cooper and Van Gundy, ...
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A simulation model of the locomotion controllers for the nematode Caenorhabditis elegans
... Like the locomotion of nematodes, the overwhelming majority of known motor activity in animals relies on the rhythmic contraction of muscles, which are controlled or regulated by neural networks. This rhythmic activity ...
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Thiamine Pyrophosphate Biosynthesis and Transport in the Nematode Caenorhabditis elegans
... Thiamine (vitamin B1) is required in the diet of animals, and thiamine deficiency leads to diseases such as beri-beri and the Wernicke-Korsakoff syndrome. Dietary thiamine (vitamin B1) consists mainly of thiamine ...
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OSMOTIC AVOIDANCE DEFECTIVE MUTANTS OF THE NEMATODE CAENORHABDITIS ELEGANS
... Chemotaxis and thermotaxis mutants previously isolated in this laboratory (DUSENBERY, SHERIDAN and RUSSELL 1975; HEDGECOCK and RUSSELL 1975) were assayed in the populatio[r] ...
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EGG-LAYING DEFECTIVE MUTANTS OF THE NEMATODE CAENORHABDITIS ELEGANS
... defective; SULSTON and HORVITZ 1981) and animals in which the HSNs have been ablated with a laser microbeam respond to serotonin but not to imipramine, our egg-laying defectiv[r] ...
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CHOLINE ACETYLTRANSFERASE-DEFICIENT MUTANTS OF THE NEMATODE CAENORHABDITIS ELEGANS
... It would, therefore, appear that such selection schemes select for a narrow “window” of residual ChAT activity: the enzyme activity must be low enough to give resistan[r] ...
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A new kind of informational suppression in the nematode Caenorhabditis elegans.
... of-function mutation, and are consistent with the pos- sibility that it is a null mutation. At this point there is no indication that any of the other five smg classes are not[r] ...
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Genetic Control of Temperature Preference in the Nematode Caenorhabditis elegans
... Animals modify behavioral outputs in response to environmental changes. C. elegans exhibits thermotaxis, where well-fed animals show attraction to their cultivation temperature on a thermal gradient without food. ...
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Necessity and Contingency in Developmental Genetic Screens: EGF, Wnt, and Semaphorin Pathways in Vulval Induction of the Nematode Oscheius tipulae
... the nematode Caenorhabditis elegans identified the EGF/Ras and Notch pathways as central for vulval precursor cell fate ...the nematode Oscheius tipulae, the anchor cell successively induces 2° ...
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Null Mutations in the lin-31 Gene Indicate Two Functions During Caenorhabditis elegans Vulval Development
... The lin-31 gene is required for the proper specification of vulval cell fates in the nematode Caenorhabditis elegans and encodes a member of the winged-helix family of transcription factors. Members ...
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Nematode nicotinic acetylcholine receptors: a single channel study in Ascaris suum and Caenorhabditis elegans
... free-living nematode Caenorhabditis elegans (C. elegans) share many similar characteristics with the neuronal nAChRs in vertebrates, including multiple ...C. elegans is also a model for ...
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