Evidence map›Paper›PMID 42543805›Full record

ArticleAnimal genetics2026

Ecdysone and Hydroxyurea Induced Gene Regulation on Polytene Chromosome Puffing, Glue Protein Expression, and Pupation Site Preference in Drosophila melanogaster.

Janu Waghmore, Nanjaiah Shivanna

Abstract read
In one paragraph

Article in Animal genetics, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
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1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

2 authors.

Janu WaghmoreDepartment of Zoology, Karnatak University, Dharwad, India.ORCID https://orcid.org/0009-0009-7795-9643
Nanjaiah ShivannaDepartment of Zoology, Karnatak University, Dharwad, India.ORCID https://orcid.org/0000-0001-6072-3604

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Gene regulation plays a crucial role in coordinating developmental processes and behavioral responses in Drosophila melanogaster. This study investigates the impact of HU and Ecdysone induced modulation of gene expression on polytene chromosome puffing patterns, salivary gland glue protein synthesis, and pupation site preference. Larvae were exposed to Hydroxyurea and Ecdysone known to alter transcriptional activity, and subsequent changes in chromosomal puff sites were examined. Variations in glue protein expression were quantified, and alterations in pupation site preference were assessed. These findings suggest that chromosomal puffs (23B and 25C on 2L arm and 62E and 63E on 3L arm) and protein synthesis in Ecdysone treated larvae were increased whereas, in hydroxyurea treated larvae it is decreased. The above puffs are associated with glue protein synthesis and alteration in these puffs lead to variation in larval pupation site preference behavior.

Indexed as

Drosophila melanogasterDrosophila ProteinsEcdysoneGene Expression Regulation, DevelopmentalHydroxyureaPolytene ChromosomesAnimalsLarvaPupaDrosophila ProteinsEcdysoneHydroxyureaecdysonegene regulationglue proteinshydroxyureapolytene chromosomepuffspupation site preference

Identifiers

PMID42543805
PMCPMC13430126

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.