VIPR2

Padrão de expressão gênica do gene VIPR2.

O gene VIPR2, conhecido como receptor de VIP (Peptídeo Intestinal Vasoativo) tipo 2, desempenha um papel crucial na regulação de diversas funções fisiológicas. Localizado em um cromossomo específico, o VIPR2 codifica um receptor acoplado à proteína G (GPCR), composto por sete domínios transmembranares, característicos dessa família de receptores. Sua expressão ocorre em diversos tecidos, incluindo o sistema nervoso central, trato gastrointestinal e sistema cardiovascular.

A principal função do VIPR2 é mediar a ação do VIP, um neuropeptídeo com efeitos variados no organismo. O VIP influencia a motilidade gastrointestinal, promove o relaxamento do músculo liso e desempenha um papel na regulação do sistema imunológico. Alterações no gene VIPR2 ou nas vias de sinalização do VIP podem estar associadas a uma variedade de condições fisiológicas e patológicas.

A pesquisa contínua sobre o VIPR2 busca aprofundar nosso entendimento sobre suas funções específicas e seu papel em diferentes aspectos da saúde humana. A compreensão mais detalhada do gene VIPR2 pode contribuir para o desenvolvimento de abordagens terapêuticas em condições relacionadas, como distúrbios gastrointestinais, neuropsiquiátricos como a esquizofrenia[1] e outras condições onde a regulação neuroendócrina desempenha um papel significativo.

Referências

Leitura adicional

  • Goetzl, EJ; Pankhaniya, RR; Gaufo, GO; et al. (1998). «Selectivity of effects of vasoactive intestinal peptide on macrophages and lymphocytes in compartmental immune responses.». Ann. N. Y. Acad. Sci. 840: 540–50. PMID 9629281. doi:10.1111/j.1749-6632.1998.tb09593.x 
  • Adamou, JE; Aiyar, N; Van Horn, S; Elshourbagy, NA (1995). «Cloning and functional characterization of the human vasoactive intestinal peptide (VIP)-2 receptor.». Biochem. Biophys. Res. Commun. 209 (2): 385–92. PMID 7733904. doi:10.1006/bbrc.1995.1515 
  • Svoboda, M; Tastenoy, M; Van Rampelbergh, J; et al. (1995). «Molecular cloning and functional characterization of a human VIP receptor from SUP-T1 lymphoblasts.». Biochem. Biophys. Res. Commun. 205 (3): 1617–24. PMID 7811244. doi:10.1006/bbrc.1994.2852 
  • Inagaki, N; Yoshida, H; Mizuta, M; et al. (1994). «Cloning and functional characterization of a third pituitary adenylate cyclase-activating polypeptide receptor subtype expressed in insulin-secreting cells.». Proc. Natl. Acad. Sci. U.S.A. 91 (7): 2679–83. PMC 43433Acessível livremente. PMID 8146174. doi:10.1073/pnas.91.7.2679 
  • Xia, M; Gaufo, GO; Wang, Q; et al. (1996). «Transduction of specific inhibition of HuT 78 human T cell chemotaxis by type I vasoactive intestinal peptide receptors.». J. Immunol. 157 (3): 1132–8. PMID 8757618 
  • Wei, Y; Mojsov S (1997). «Tissue specific expression of different human receptor types for pituitary adenylate cyclase activating polypeptide and vasoactive intestinal polypeptide: implications for their role in human physiology.». J. Neuroendocrinol. 8 (11): 811–7. PMID 8933357. doi:10.1046/j.1365-2826.1996.05191.x 
  • Mackay, M; Fantes, J; Scherer, S; et al. (1997). «Chromosomal localization in mouse and human of the vasoactive intestinal peptide receptor type 2 gene: a possible contributor to the holoprosencephaly 3 phenotype.». Genomics. 37 (3): 345–53. PMID 8938447. doi:10.1006/geno.1996.0569 
  • Nicole, P; Du, K; Couvineau, A; Laburthe M (1998). «Site-directed mutagenesis of human vasoactive intestinal peptide receptor subtypes VIP1 and VIP2: evidence for difference in the structure-function relationship.». J. Pharmacol. Exp. Ther. 284 (2): 744–50. PMID 9454823 
  • Dewit, D; Gourlet, P; Amraoui, Z; et al. (1998). «The vasoactive intestinal peptide analogue RO25-1553 inhibits the production of TNF and IL-12 by LPS-activated monocytes.». Immunol. Lett. 60 (1): 57–60. PMID 9541464. doi:10.1016/S0165-2478(97)00129-6 
  • Lutz, EM; Shen, S; Mackay, M; et al. (1999). «Structure of the human VIPR2 gene for vasoactive intestinal peptide receptor type 2.». FEBS Lett. 458 (2): 197–203. PMID 10481065. doi:10.1016/S0014-5793(99)01135-7 
  • Busto, R; Prieto, JC; Bodega, G; et al. (2000). «Immunohistochemical localization and distribution of VIP/PACAP receptors in human lung.». Peptides. 21 (2): 265–9. PMID 10764955. doi:10.1016/S0196-9781(99)00202-8 
  • Nicole, P; Lins, L; Rouyer-Fessard, C; et al. (2000). «Identification of key residues for interaction of vasoactive intestinal peptide with human VPAC1 and VPAC2 receptors and development of a highly selective VPAC1 receptor agonist. Alanine scanning and molecular modeling of the peptide.». J. Biol. Chem. 275 (31): 24003–12. PMID 10801840. doi:10.1074/jbc.M002325200 
  • Bajo, AM; Juarranz, MG; Valenzuela, P; et al. (2001). «Expression of vasoactive intestinal peptide (VIP) receptors in human uterus.». Peptides. 21 (9): 1383–8. PMID 11072126. doi:10.1016/S0196-9781(00)00282-5 
  • Lara-Marquez, M; O'Dorisio, M; O'Dorisio, T; et al. (2001). «Selective gene expression and activation-dependent regulation of vasoactive intestinal peptide receptor type 1 and type 2 in human T cells.». J. Immunol. 166 (4): 2522–30. PMID 11160313 
  • Lara-Marquez, ML; O'Dorisio, MS; Karacay, B (2001). «Vasoactive intestinal peptide (VIP) receptor type 2 (VPAC2) is the predominant receptor expressed in human thymocytes.». Ann. N. Y. Acad. Sci. 921: 45–54. PMID 11193874. doi:10.1111/j.1749-6632.2000.tb06950.x 
  • Groneberg, DA; Hartmann, P; Dinh, QT; Fischer, A (2001). «Expression and distribution of vasoactive intestinal polypeptide receptor VPAC(2) mRNA in human airways.». Lab. Invest. 81 (5): 749–55. PMID 11351046. doi:10.1038/labinvest.3780283 
  • Juarranz, MG; Bolaños, O; Gutiérrez-Cañas, I; et al. (2002). «Neuroendocrine differentiation of the LNCaP prostate cancer cell line maintains the expression and function of VIP and PACAP receptors.». Cell. Signal. 13 (12): 887–94. PMID 11728828. doi:10.1016/S0898-6568(01)00199-1 
  • Fischer, TC; Dinh, QT; Peiser, C; et al. (2002). «Simultaneous detection of receptor mRNA and ligand protein in human skin tissues.». J. Cutan. Pathol. 29 (2): 65–71. PMID 12150135. doi:10.1034/j.1600-0560.2002.290201.x 
  • Strausberg, RL; Feingold, EA; Grouse, LH; et al. (2003). «Generation and initial analysis of more than 15,000 full-length human and mouse cDNA sequences.». Proc. Natl. Acad. Sci. U.S.A. 99 (26): 16899–903. PMC 139241Acessível livremente. PMID 12477932. doi:10.1073/pnas.242603899 

Content Disclaimer

Informasi ini disarikan dari Wikipedia dan disajikan kembali untuk tujuan edukasi. Konten tersedia di bawah lisensi CC BY-SA 3.0. Kami tidak bertanggung jawab atas ketidakakuratan data yang bersumber dari kontribusi publik tersebut.

  1. The information displayed on this website is sourced in part or in whole from Wikipedia and has been adapted for the purpose of restating it. We strive to provide accurate and relevant information, however:
  2. There is no guarantee of absolute accuracy. Wikipedia is an open, collaborative project that can be edited by anyone, so information is subject to change.
  3. It is not intended to constitute professional advice. The content displayed is for informational and educational purposes only. For important decisions (e.g., medical, legal, or financial), please consult a professional.
  4. Content copyright. Wikipedia is licensed under the Creative Commons Attribution-ShareAlike License (CC BY-SA). This means that content may be reused with appropriate attribution and shared under a similar license.
  5. Responsible use. Any risk arising from the use of information from this website is entirely the responsibility of the user.