A new protein expressed in bone marrow cells and osteoblasts with implication in osteoblast recruitment.
Identifieur interne : 003452 ( Main/Exploration ); précédent : 003451; suivant : 003453A new protein expressed in bone marrow cells and osteoblasts with implication in osteoblast recruitment.
Auteurs : T. Wurtz [Suède] ; A. Krüger ; C. Christersson ; C. LundmarkSource :
- Experimental cell research [ 0014-4827 ] ; 2001.
Descripteurs français
- KwdFr :
- ARN messager (génétique), ARN messager (métabolisme), Analyse de séquence d'ARN, Animaux, Banque de gènes, Cellules de la moelle osseuse (métabolisme), Données de séquences moléculaires, Fémur (croissance et développement), Fémur (métabolisme), Hybridation in situ, Immunohistochimie, Ostéoblastes (), Ostéoblastes (métabolisme), Ostéogenèse, Protéines, Protéines du sang (), Protéines du sang (génétique), Protéines du sang (métabolisme), Rat Sprague-Dawley, Rats, Séquence d'acides aminés, Technique de Northern, Technique de Western.
- MESH :
- croissance et développement : Fémur.
- génétique : ARN messager, Protéines du sang.
- métabolisme : ARN messager, Cellules de la moelle osseuse, Fémur, Ostéoblastes, Protéines du sang.
- Analyse de séquence d'ARN, Animaux, Banque de gènes, Données de séquences moléculaires, Hybridation in situ, Immunohistochimie, Ostéoblastes, Ostéogenèse, Protéines, Protéines du sang, Rat Sprague-Dawley, Rats, Séquence d'acides aminés, Technique de Northern, Technique de Western.
English descriptors
- KwdEn :
- Amino Acid Sequence, Animals, Blood Proteins (chemistry), Blood Proteins (genetics), Blood Proteins (metabolism), Blotting, Northern, Blotting, Western, Bone Marrow Cells (metabolism), Femur (growth & development), Femur (metabolism), Gene Library, Immunohistochemistry, In Situ Hybridization, Molecular Sequence Data, Osteoblasts (chemistry), Osteoblasts (metabolism), Osteogenesis, Proteins, RNA, Messenger (genetics), RNA, Messenger (metabolism), Rats, Rats, Sprague-Dawley, Sequence Analysis, RNA.
- MESH :
- chemical , chemistry : Blood Proteins.
- chemical , genetics : Blood Proteins, RNA, Messenger.
- chemical , metabolism : Blood Proteins, RNA, Messenger.
- chemistry : Osteoblasts.
- growth & development : Femur.
- metabolism : Bone Marrow Cells, Femur, Osteoblasts.
- Amino Acid Sequence, Animals, Blotting, Northern, Blotting, Western, Gene Library, Immunohistochemistry, In Situ Hybridization, Molecular Sequence Data, Osteogenesis, Proteins, Rats, Rats, Sprague-Dawley, Sequence Analysis, RNA.
Abstract
To study osteoblast recruitment from bone marrow cells, a rat femur cDNA library was screened by in situ hybridization for novel mRNA sequences that are frequently expressed in both marrow cells and osteoblasts. One isolated clone, called RP59, is described here. Northern blots indicated two bands of 2.6 and 2.8 kb in femur and spleen, tissues containing high amounts of immature mesenchymal cells, and no or little expression in other tissues. The cDNA sequence revealed a reading frame for a repetitive protein composed of arrays of 14-mers and phased phosphorylation sites. Antisera versus RP59 detected a single band of 90 kDa by Western blotting of femur extract. Immunohistochemistry indicated strong RP59 presence in the cytoplasm of bone marrow cells and weaker presence in nuclei of osteoblasts. Intermediate stages were found between strongly labeled, round, free bone marrow cells and weaker labeled, fibroblast-like young osteoblasts associated with bone matrix. These data indicated that marrow cells with high RP59 content were recruited into growing bone tissue. RP59 may help to study the transition of bone marrow cell to osteoblast in more detail.
DOI: 10.1006/excr.2000.5114
PubMed: 11161722
Affiliations:
Links toward previous steps (curation, corpus...)
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Le document en format XML
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<term>Animals</term>
<term>Blood Proteins (chemistry)</term>
<term>Blood Proteins (genetics)</term>
<term>Blood Proteins (metabolism)</term>
<term>Blotting, Northern</term>
<term>Blotting, Western</term>
<term>Bone Marrow Cells (metabolism)</term>
<term>Femur (growth & development)</term>
<term>Femur (metabolism)</term>
<term>Gene Library</term>
<term>Immunohistochemistry</term>
<term>In Situ Hybridization</term>
<term>Molecular Sequence Data</term>
<term>Osteoblasts (chemistry)</term>
<term>Osteoblasts (metabolism)</term>
<term>Osteogenesis</term>
<term>Proteins</term>
<term>RNA, Messenger (genetics)</term>
<term>RNA, Messenger (metabolism)</term>
<term>Rats</term>
<term>Rats, Sprague-Dawley</term>
<term>Sequence Analysis, RNA</term>
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<term>ARN messager (métabolisme)</term>
<term>Analyse de séquence d'ARN</term>
<term>Animaux</term>
<term>Banque de gènes</term>
<term>Cellules de la moelle osseuse (métabolisme)</term>
<term>Données de séquences moléculaires</term>
<term>Fémur (croissance et développement)</term>
<term>Fémur (métabolisme)</term>
<term>Hybridation in situ</term>
<term>Immunohistochimie</term>
<term>Ostéoblastes ()</term>
<term>Ostéoblastes (métabolisme)</term>
<term>Ostéogenèse</term>
<term>Protéines</term>
<term>Protéines du sang ()</term>
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<term>Protéines du sang (métabolisme)</term>
<term>Rat Sprague-Dawley</term>
<term>Rats</term>
<term>Séquence d'acides aminés</term>
<term>Technique de Northern</term>
<term>Technique de Western</term>
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<term>Protéines du sang</term>
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<term>Osteoblasts</term>
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<term>Ostéoblastes</term>
<term>Protéines du sang</term>
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<term>Animals</term>
<term>Blotting, Northern</term>
<term>Blotting, Western</term>
<term>Gene Library</term>
<term>Immunohistochemistry</term>
<term>In Situ Hybridization</term>
<term>Molecular Sequence Data</term>
<term>Osteogenesis</term>
<term>Proteins</term>
<term>Rats</term>
<term>Rats, Sprague-Dawley</term>
<term>Sequence Analysis, RNA</term>
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<term>Données de séquences moléculaires</term>
<term>Hybridation in situ</term>
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<front><div type="abstract" xml:lang="en">To study osteoblast recruitment from bone marrow cells, a rat femur cDNA library was screened by in situ hybridization for novel mRNA sequences that are frequently expressed in both marrow cells and osteoblasts. One isolated clone, called RP59, is described here. Northern blots indicated two bands of 2.6 and 2.8 kb in femur and spleen, tissues containing high amounts of immature mesenchymal cells, and no or little expression in other tissues. The cDNA sequence revealed a reading frame for a repetitive protein composed of arrays of 14-mers and phased phosphorylation sites. Antisera versus RP59 detected a single band of 90 kDa by Western blotting of femur extract. Immunohistochemistry indicated strong RP59 presence in the cytoplasm of bone marrow cells and weaker presence in nuclei of osteoblasts. Intermediate stages were found between strongly labeled, round, free bone marrow cells and weaker labeled, fibroblast-like young osteoblasts associated with bone matrix. These data indicated that marrow cells with high RP59 content were recruited into growing bone tissue. RP59 may help to study the transition of bone marrow cell to osteoblast in more detail.</div>
</front>
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<name sortKey="Lundmark, C" sort="Lundmark, C" uniqKey="Lundmark C" first="C" last="Lundmark">C. Lundmark</name>
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