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Thefrizzledpathway in Drosophila has been studied intensively for its role in the development of planar polarity in wing hairs, thoracic bristles and ommatidia. Selected cells in the arista (the terminal segment of the…
Updated Oct 29, 2026
HealthData.Gov
Background Transcriptional regulation in eukaryotes generally operates at the level of individual genes. Regulation of sets of adjacent genes by mechanisms operating at the level of chromosomal domains has been…
Updated Oct 29, 2026
HealthData.Gov
Background Starting from Benzer's initiative, the approach of forward genetics has been widely used to isolate mutations affecting learning and memory. For this aim, mainly the odor-shock conditioning was employed. We…
Updated Oct 29, 2026
HealthData.Gov
Background: Non-long terminal repeat (non-LTR) retrotransposons are eukaryotic mobile genetic elements that transpose by reverse transcription of an RNA intermediate. We have performed a systematic search for sequences…
Updated Oct 29, 2026
HealthData.Gov
An analysis of numerous Drosophila microarray experiments reveals that the genome has many large groups of adjacent genes that are expressed similarly but are not functionally related.
Updated Oct 29, 2026
HealthData.Gov
Background Previously, we reported effects of the cryb mutation on circadian rhythms in period and timeless gene expression within isolated peripheral Drosophila tissues. We relied on luciferase activity driven by the…
Updated Oct 29, 2026
HealthData.Gov
Background The potential adaptive significance of transposable elements (TEs) to the host genomes in which they reside is a topic that has been hotly debated by molecular evolutionists for more than two decades. Recent…
Updated Oct 29, 2026
HealthData.Gov
Background Acetylcholinesterase is irreversibly inhibited by organophosphate and carbamate insecticides allowing its use for residue detection with biosensors. Drosophila acetylcholinesterase is the most sensitive…
Updated Oct 29, 2026
