Results 171 to 180 of about 4,344 (218)
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Houseflies in Israel

Zeitschrift für Angewandte Entomologie, 1961
SummaryThe work deals with observations, incidental to collection of housefly larvae for a resistance survey, at breeding sites in rural Israel. Descriptions of these findings are accompanied by considerations on the nature of manure, its handling procedures in general and in Israel in particular.
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Steroid Requirements of Housefly Larvæ

Nature, 1954
IT has been known for some time that with very few exceptions1 insects require only the unsaponifiable, not the saponifiable, fractions of lipids. According to Hobson, for example, the larvae of Lucilia sericata require cholesterol as an extraneous growth factor, and they are capable of synthesizing neutral fat from a lipid-free peptone diet under ...
E D, BERGMANN, Z H, LEVINSON
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Chromatin condensation in the aging housefly

Experimental Gerontology, 1984
Abstract Computer analysis of digitized images of Feulgen-stained optic lobe and Malpighian tubule nuclei from the adult male housefly has shown significant age-related changes in several image features. These features relate to the amount and spatial distribution of a high and medium density chromatin component (HDC, MDC).
J P, Panno, K K, Nair
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Houseflies

1998
The olfactory system of sexually immature 1-day-old flies is already functional. No clear differences exist between the responses of their olfactory cells and those of sexually mature flies to amylacetate, S-methylphenol, 2-pentanone and R(+)-limonene. However, the sensitivity to 1-octen-3-ol is lower in young flies than in old flies.
Kelling, FJ, den Otter, CJ
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Studies on the enzyme lipase in the housefly

Archives of Biochemistry and Biophysics, 1958
Abstract The various stages of the housefly, Musca domestica , have been examined for lipase activity. Lipolysis was performed by all stages with varying degrees of activity. The larval stage was the most active, and it was found that the lipase was localized in the midgut region. A crude lipase has been extracted from the larvae.
F D, BAKER, D, PARETSKY
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Somatic crossing-over in the housefly

Molecular and General Genetics MGG, 1971
X-rays were found to produce genetically marked cells and cell clones in heterozygous larvae of Musca domestica. The results favor the conclusion that these marked clones originated by somatic crossing-over. The technique should prove useful in developmental analyses of the housefly.
R, Nöthiger, A, Dübendorfer
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Houseflies and blowflies

1980
Their habit of breeding in putrefying matter has led many of the higher flies into an interesting and sometimes important association with various animals (wild and domesticated) and with man. Although some maggots feed on living plants, it is possible that the original breeding material of the group was decaying vegetation, which is still the normal ...
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A visually evoked escape response of the housefly

Journal of Comparative Physiology A, 1991
Flies (Musca domestica) avoid danger by initiating a rapid jump followed by flight. To identify the visual cues that trigger the escape response in the housefly, we measured the timing and probability of escapes when the fly was presented with a variety of visual stimuli created by moving targets toward it.
HOLMQVIST, MH, SRINIVASAN, MV
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The housefly interfacetal hair

Cell and Tissue Research, 1976
The external and internal fine structure of the housefly interfacetal hair and its sensory dendrite was studied with the scanning and transmission (high and low voltage) electron microscopes. The hair shaft contains no dendrites, and is usually situated within a socket on the lens surface.
C, Chi, S D, Carlson
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Resistance of Houseflies to Ddt

Nature, 1951
F P W, WINTERINGHAM   +2 more
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