Drosophila – Newsemia

Fly eyes are not still: a motion illusion in Drosophila flight supports parallel visual processing [RESEARCH ARTICLE]

NewsemiaMay 29, 2020

by NewsemiaMay 29, 202009

Wael Salem, Benjamin Cellini, Mark A. Frye, and Jean-Michel Mongeau Most animals shift gaze by a ‘fixate and saccade’ strategy, where the fixation phase stabilizes...

Biology

Assembly of SNAPc, Bdp1, and TBP on the U6 snRNA Gene Promoter in Drosophila melanogaster [Research Article]

NewsemiaMay 28, 2020

by NewsemiaMay 28, 202008

U6 snRNA is transcribed by RNA polymerase III (Pol III) and has an external upstream promoter that consists of a TATA sequence recognized by the...

Biology

Absolute ethanol intake predicts ethanol preference in Drosophila [SHORT COMMUNICATION]

NewsemiaMay 22, 2020

by NewsemiaMay 22, 2020017

Scarlet J. Park and William W. Ja Factors that mediate ethanol preference in Drosophila melanogaster are not well understood. A major confound has been the...

Biology

Neural dysfunction correlates with heat coma and CTmax in Drosophila but does not set the boundaries for heat stress survival [RESEARCH ARTICLE]

NewsemiaMay 20, 2020

by NewsemiaMay 20, 2020018

Lisa B. Jorgensen, R. Meldrum Robertson, and Johannes Overgaard When heated, insects lose coordinated movement followed by the onset of heat coma (CTmax). These traits...

Biology

Fly eyes are not still: a motion illusion in Drosophila flight supports parallel visual processing [RESEARCH ARTICLE]

NewsemiaApril 23, 2020

by NewsemiaApril 23, 2020029

Wael Salem, Benjamin Cellini, Mark A. Frye, and Jean-Michel Mongeau Most animals shift gaze by a ‘fixate and saccade’ strategy, where the fixation phase stabilizes...

Biology

Responses of activity rhythms to temperature cues evolve in Drosophila populations selected for divergent timing of eclosion [RESEARCH ARTICLE]

NewsemiaApril 15, 2020

by NewsemiaApril 15, 2020023

Lakshman Abhilash, Arshad Kalliyil, and Vasu Sheeba Even though the rhythm in adult emergence and rhythm in locomotor activity are two different rhythmic phenomena that...

Biology

The glue produced by Drosophila melanogaster for pupa adhesion is universal [RESEARCH ARTICLE]

NewsemiaMarch 13, 2020

by NewsemiaMarch 13, 2020038

Flora Borne, Alexander Kovalev, Stanislav Gorb, and Virginie Courtier-Orgogozo Insects produce a variety of adhesives for diverse functions such as locomotion, mating, egg or pupal...

Biology

Recurrent Collection of Drosophila melanogaster from Wild African Environments and Genomic Insights into Species History

NewsemiaMarch 9, 2020

by NewsemiaMarch 9, 2020035

Abstract A long-standing enigma concerns the geographic and ecological origins of the intensively studied vinegar fly, Drosophila melanogaster. This globally distributed human commensal is thought...

Biology

Context-dependent genetic architecture of Drosophila life span

NewsemiaMarch 6, 2020

by NewsemiaMarch 6, 2020024

by Wen Huang, Terry Campbell, Mary Anna Carbone, W. Elizabeth Jones, Desiree Unselt, Robert R. H. Anholt, Trudy F. C. Mackay Understanding the genetic basis...

Biology

Maintenance of hindgut reabsorption during cold exposure is a key adaptation for Drosophila cold tolerance [RESEARCH ARTICLE]

NewsemiaFebruary 29, 2020

by NewsemiaFebruary 29, 2020012

Mads Kuhlmann Andersen and Johannes Overgaard Maintaining extracellular osmotic and ionic homeostasis is crucial for organismal function. In insects, hemolymph volume and ion content is...

Biology

The Loci of Behavioral Evolution: Evidence That Fas2 and tilB Underlie Differences in Pupation Site Choice Behavior between Drosophila melanogaster and D. simulans

NewsemiaFebruary 26, 2020

by NewsemiaFebruary 26, 2020044

Abstract The behaviors of closely related species can be remarkably different, and these differences have important ecological and evolutionary consequences. Although the recent boom in...

Biology

Patterns of Genomic Differentiation in the Drosophila nasuta Species Complex

NewsemiaFebruary 21, 2020

by NewsemiaFebruary 21, 2020029

Abstract The Drosophila nasuta species complex contains over a dozen recently diverged species that are distributed widely across South-East Asia, and which shows varying degrees...

Biology

PhD Studenship in soma-germline communication and signaling regulation in the Drosophila testis (Medway School of Pharmacy, Universities of Kent and Greenwich)

NewsemiaFebruary 13, 2020

by NewsemiaFebruary 13, 2020041

A PhD position is available in the lab of Fani Papagiannouli (@Medway School of Pharmacy, Universities of Kent and Greenwich) to study soma-germline communication and...

Biology

Evidence for a rapid cold hardening response in cultured Drosophila S2 cells [SHORT COMMUNICATION]

NewsemiaFebruary 1, 2020

by NewsemiaFebruary 1, 2020030

Emily A. W. Nadeau and Nicholas M. Teets The ability to quickly respond to changes in environmental temperature is critical for organisms living in thermally...

Biology

The neuropeptide Drosulfakinin regulates social isolation-induced aggression in Drosophila [RESEARCH ARTICLE]

NewsemiaJanuary 31, 2020

by NewsemiaJanuary 31, 2020022

Pavan Agrawal, Damian Kao, Phuong Chung, and Loren L. Looger Social isolation strongly modulates behavior across the animal kingdom. We utilized the fruit fly Drosophila...

Biology

Maintenance of hindgut reabsorption during cold exposure is a key adaptation for Drosophila cold tolerance [RESEARCH ARTICLE]

NewsemiaJanuary 18, 2020

by NewsemiaJanuary 18, 2020022

Mads Kuhlmann Andersen and Johannes Overgaard Maintaining extracellular osmotic and ionic homeostasis is crucial for organismal function. In insects, hemolymph volume and ion content is...

Biology

Sex-Ratio Meiotic Drive Shapes the Evolution of the Y Chromosome in Drosophila simulans

NewsemiaJanuary 14, 2020

by NewsemiaJanuary 14, 2020013

Abstract The recent emergence and spread of X-linked segregation distorters—called “Paris” system—in the worldwide species Drosophila simulans has elicited the selection of drive-resistant Y chromosomes....

Biology

The neuropeptide Drosulfakinin regulates social isolation-induced aggression in Drosophila [RESEARCH ARTICLE]

NewsemiaJanuary 4, 2020

by NewsemiaJanuary 4, 2020021

Pavan Agrawal, Damian Kao, Phuong Chung, and Loren L. Looger Social isolation strongly modulates behavior across the animal kingdom. We utilized the fruit fly Drosophila...

Biology

Evidence for a rapid cold hardening response in cultured Drosophila S2 cells [SHORT COMMUNICATION]

NewsemiaDecember 21, 2019

by NewsemiaDecember 21, 201904

Emily A. W. Nadeau and Nicholas M. Teets The ability to quickly respond to changes in environmental temperature is critical for organisms living in thermally...

Biology

An amino-acid mixture can be both rewarding and punishing to larval Drosophila melanogaster [RESEARCH ARTICLE]

NewsemiaDecember 17, 2019

by NewsemiaDecember 17, 201902

Naoko Toshima, Melisa Kantar Weigelt, Alice Weiglein, Fabian A. Boetzl, and Bertram Gerber Amino acids are important nutrients for animals because they are necessary for...