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Related Experiment Videos

CTIP1 and CTIP2 are differentially expressed during mouse embryogenesis.

Mark Leid1, Jane E Ishmael, Dorina Avram

  • 1Laboratory of Molecular Pharmacology, College of Pharmacy, Oregon State University, Corvallis, OR 97331, USA. mark.leid@oregonstate.edu

Gene Expression Patterns : GEP
|October 7, 2004
PubMed
Summary

Chicken ovalbumin upstream promoter transcription factor-interacting proteins 1 and 2 (CTIP1 and CTIP2) are key transcriptional regulators. Their expression is crucial for central nervous system and immune system development in mice.

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Area of Science:

  • Developmental Biology
  • Neuroscience
  • Immunology

Background:

  • Chicken ovalbumin upstream promoter transcription factor-interacting proteins 1 and 2 (CTIP1 and CTIP2) are related transcriptional regulators.
  • CTIP1 and CTIP2 are implicated in lymphoid malignancies when overexpressed, and their absence causes developmental defects in lymphopoiesis and thymocytes.

Purpose of the Study:

  • To investigate the expression patterns of CTIP1 and CTIP2 during mouse embryogenesis.
  • To analyze the expression of CTIP1 and CTIP2 in the post-natal brain.

Main Methods:

  • Expression pattern analysis of CTIP1 and CTIP2 in mouse embryos at various developmental stages (10.5-18.5 days post-coitum).
  • Expression analysis in the post-natal and adult mouse brain.

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Main Results:

  • Both CTIP1 and CTIP2 showed diffuse expression in early embryos, becoming restricted to the central nervous system (CNS) during fetal development.
  • High, differential expression of CTIP1 and CTIP2 was observed in specific brain regions like the hippocampus, olfactory bulb, cortex, and spinal cord.
  • CTIP2 was selectively expressed in the olfactory epithelium, developing thymus, oral, and gut epithelia, with sustained expression in the thymus.

Conclusions:

  • CTIP1 and CTIP2 play distinct roles in the development of the central nervous and immune systems.
  • Further research is needed to fully elucidate the functions of CTIP1 and CTIP2.