Evidence map›Paper›PMID 40940389›Full record

ArticleScientific reports2025

Population genetic structure of Chrysomya megacephala (Fabricius) of the Egyptian fauna.

Abeer M Salem, Fatma K Adham, Christine J Picard

Abstract read
In one paragraph

Article in Scientific reports, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

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0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

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2 · The registry

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3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

3 authors.

Abeer M SalemDepartment of Biotechnology, Faculty of Science, Cairo University, P.O. Box 12613, Giza, Egypt. mabeer@sci.cu.edu.eg.
Fatma K AdhamDepartment of Entomology, Faculty of Science, Cairo University, P.O. Box 12613, Giza, Egypt.
Christine J PicardDepartment of Biology, Indiana University Indianapolis (IU), 723W. Michigan Street, SL 306, Indianapolis, IN, 46202, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Population genetic patterns and changes in allele frequency within blow flies can provide valuable insight into population structure, diversification, dispersal, gene flow, and population assignments. The population genetic structure of the oriental latrine blow fly, Chrysomya megacephala (Fabricius), was investigated using amplified fragment length polymorphisms (AFLP). The goal was to validate the use of this technique to create genetic profile data and determine it is feasibility for inferring postmortem relocation of corpses. The AFLP technique generated 590 polymorphic loci for C. megacephala. Analysis of molecular variation (AMOVA) found significantly high genetic variation within individuals of all fly populations, with little variation among populations from different geographic locations. STRUCTURE and principal coordinate analyses (PCoA) revealed no population structure based on geography, with weak correlation between genetic and geographic distances, and moderate temporal differentiation was noted among C. megacephala samples. Across the entire data set, the mean relative relatedness coefficients were positive, suggesting that flies arriving at the same bait (carcass) share nonrandom proportions of alleles and comprise of closely related individuals. Genetic assignment of C. megacephala flies to a putative source population resulted in a 90.81% success rate, indicating the possibility of using these flies to connect sites between which a corpse had been moved even in the absence of overall geographic population structure.

Indexed as

CalliphoridaeGenetics, PopulationAmplified Fragment Length Polymorphism AnalysisAnimalsEgyptGene FlowGene FrequencyGenetic VariationAFLPChrysomya megacephalaForensic entomologyPopulation assignmentPopulation structure

Identifiers

PMID40940389
PMCPMC12432248

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