Literature DB >> 4089228

Ontogeny of a novel pituitary protein (7B2) in the human fetal intestine.

H Suzuki, N D Christofides, T E Adrian, M Chretien, N G Seidah, J M Polak, S R Bloom.   

Abstract

The developmental profile of the concentration of a novel pituitary protein (7B2) was studied immunochemically in the human gastrointestinal tract from 12 weeks of gestation to 4 months after birth and was compared to the distribution in the adult. 7B2-like immunoreactivity (IR-7B2) was detected in all segments studied, but no gross changes were seen through fetal life. At term higher concentrations of IR-7B2 were found in the duodenum and the antrum, which is similar to the distribution of adult man. Gel permeation chromatography revealed that the main peak of 7B2 immunoreactivity in the fetal intestinal extract eluted with a Kav of 0.3. Similar elution profiles were also observed in extracts of human adult intestine.

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Year:  1985        PMID: 4089228     DOI: 10.1016/0167-0115(85)90172-7

Source DB:  PubMed          Journal:  Regul Pept        ISSN: 0167-0115


  5 in total

Review 1.  Neuroendocrine secretory protein 7B2: structure, expression and functions.

Authors:  M Mbikay; N G Seidah; M Chrétien
Journal:  Biochem J       Date:  2001-07-15       Impact factor: 3.857

2.  Immunocytochemical localization of a novel pituitary polypeptide "7B2" in the gastro-intestinal tract of the rat.

Authors:  J P Falgueyret; M Marcinkiewicz; S Benjannet; M Cantin; N G Seidah; M Chrétien
Journal:  Cell Tissue Res       Date:  1987-09       Impact factor: 5.249

3.  Changes in adrenal neuropeptides content [peptide 7B2, neuropeptide Y (NPY) and vasoactive intestinal polypeptide (VIP)] induced by pharmacological and hormonal manipulations.

Authors:  T Tsuchiya; Y Suzuki; H Suzuki; R Ohtake; S I Shimoda
Journal:  J Endocrinol Invest       Date:  1990-05       Impact factor: 4.256

4.  Immunohistochemical colocalization of 7B2 and 5HT in the neuroepithelial bodies of the lung of Rana temporaria.

Authors:  M E Bodegas; L M Montuenga; J M Polak; P Sesma
Journal:  Cell Tissue Res       Date:  1993-07       Impact factor: 5.249

5.  Studies on co-localization of 7B2 and pancreatic hormones in normal and tumoural islet cells.

Authors:  C Azzoni; J Y Yu; M T Baggi; T D'Adda; C Timson; J M Polak; C Bordi
Journal:  Virchows Arch A Pathol Anat Histopathol       Date:  1992
  5 in total

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