Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Insect microRNAs: Structure, function and evolution.

Susanta K Behura1

  • 1Department of Biochemistry, Purdue University, 175 S. University Street, West Lafayette, IN 47907-2063, USA. sbehura@hotmail.com

Insect Biochemistry and Molecular Biology
|December 19, 2006
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Mesenchymal-epithelial transition supports rapid repair of the endometrial epithelium during postpartum uterine regeneration.

Communications biology·2026
Same author

Regulation of the brain-placental axis, and its relevance to the health and disease of the offspring.

Systems biology in reproductive medicine·2025
Same author

Mammary gland metabolism and its relevance to the fetoplacental expression of cytokine signaling in caveolin-1 null mice.

Molecular omics·2025
Same author

Bovine Endometrium Drives and Responds to Divergence of In Vitro Produced Conceptus Biochemistry.

FASEB journal : official publication of the Federation of American Societies for Experimental Biology·2025
Same author

Mesenchymal-epithelial transition serves to rapidly, yet transiently, restore the endometrial epithelium during postpartum murine uterine regeneration.

bioRxiv : the preprint server for biology·2025
Same author

Unraveling the elongating bovine conceptus microenvironment: identification of gene transcripts and proteins along the conceptus-maternal interface in cattle†.

Biology of reproduction·2025

MicroRNAs are small molecules regulating gene expression. Studying their evolution in insects, like Drosophila melanogaster, is crucial for understanding their role in development and fitness.

Area of Science:

  • Molecular Biology
  • Developmental Biology
  • Evolutionary Biology

Background:

  • MicroRNAs (miRNAs) are small regulatory non-coding RNAs controlling gene expression post-transcriptionally.
  • In Drosophila melanogaster, miRNAs are vital for developmental processes including apoptosis, cell division, and oogenesis.
  • A single miRNA can regulate numerous target genes, highlighting their significant biological impact.

Purpose of the Study:

  • To investigate the evolutionary history and regulatory mechanisms of microRNAs.
  • To understand how microRNA evolution impacts cellular function and evolutionary fitness in insects.
  • To leverage ongoing insect genome sequencing projects for insights into microRNA natural selection.

Main Methods:

  • Comparative genomics analysis of microRNA genes across diverse insect species.

Related Experiment Videos

  • Bioinformatic approaches to identify conserved and novel microRNAs.
  • Functional studies (inferred from existing literature) on microRNA roles in Drosophila development.

    • Main Results:

    • MicroRNAs play critical roles in regulating key developmental pathways in Drosophila.
    • The potential for miRNAs to regulate over 50 genes underscores their regulatory capacity.
    • Evolutionary studies are essential for understanding microRNA gene selection and biological functions.

    Conclusions:

    • Understanding microRNA evolution is key to comprehending their impact on insect biology and fitness.
    • Comparative genomic studies across insects will illuminate microRNA gene natural selection.
    • MicroRNAs are fundamental regulators with significant evolutionary implications in insects.