{"id":555750,"date":"2018-12-05T10:57:48","date_gmt":"2018-12-05T18:57:48","guid":{"rendered":"https:\/\/cm-edgetun.pages.dev\/en-us\/research\/?post_type=msr-research-item&p=555750"},"modified":"2018-12-05T10:57:48","modified_gmt":"2018-12-05T18:57:48","slug":"pknox2-expression-and-regulation-in-the-bone-marrow-mesenchymal-stem-cells-of-fanconi-anemia-patients-and-healthy-donors","status":"publish","type":"msr-research-item","link":"https:\/\/cm-edgetun.pages.dev\/en-us\/research\/publication\/pknox2-expression-and-regulation-in-the-bone-marrow-mesenchymal-stem-cells-of-fanconi-anemia-patients-and-healthy-donors\/","title":{"rendered":"PKNOX2 expression and regulation in the bone marrow mesenchymal stem cells of Fanconi anemia patients and healthy donors"},"content":{"rendered":"
HO<\/span>X and T<\/span>ALE transcr<\/span>iption f<\/span>actors are impor<\/span>tant regulators of de<\/span>v<\/span>elopment and homeostasis in deter<\/span>mining cellular <\/span>identity<\/span>. Deregulation of this process ma<\/span>y dr<\/span>iv<\/span>e cancer progression. The aim of this study w<\/span>as to in<\/span>v<\/span>estig<\/span>ate t<\/span>he e<\/span>xpression <\/span>of these transcr<\/span>iption f<\/span>actors in the bone mar<\/span>ro<\/span>w der<\/span>iv<\/span>ed mesench<\/span>ymal stem cells (BM-MSCs) of F<\/span>anconi anemia (F<\/span>A) <\/span>patients, whic<\/span>h is a cancer<\/span>-predisposing disease. Expression le<\/span>v<\/span>els of HO<\/span>X and T<\/span>ALE genes in BM-MSCs w<\/span>ere obtained <\/span>from F<\/span>A patients and health<\/span>y donors b<\/span>y R<\/span>T<\/span>-qPCR and highl<\/span>y conser<\/span>v<\/span>ed e<\/span>xpression lev<\/span>els w<\/span>ere obser<\/span>v<\/span>ed betw<\/span>een patient <\/span>and donor cells, e<\/span>x<\/span>cept <\/span>PKNO<\/span>X2<\/span>, which is a member of T<\/span>ALE class. <\/span>PKNO<\/span>X2<\/span> w<\/span>as significantl<\/span>y downr<\/span>egulated in F<\/span>A cells <\/span><\/span><\/span>compared to donors (<\/span>P<\/span> < 0.05). <\/span>PKNO<\/span>X2<\/span> e<\/span>xpression le<\/span>v<\/span>els did not c<\/span>hange with diepo<\/span>xybutane (DEB), a DNA crosslinking<\/span> <\/span><\/span><\/span>ag<\/span>ent, in either donor or F<\/span>A cells e<\/span>x<\/span>cept one patient<\/span>\u2019<\/span>s wit<\/span>h a tr<\/span>uncation mutation of <\/span>FA<\/span>N<\/span>C<\/span>A<\/span><\/span>. A difference of PKNO<\/span>X2 protein <\/span>le<\/span>v<\/span>el w<\/span>as not obtained betw<\/span>een F<\/span>A patient and donor BM-MSCs b<\/span>y w<\/span>estern blot anal<\/span>ysis. When human TGF-\u03b21 (rTGF-\u03b21) <\/span>recombinant pro<\/span>tein w<\/span>as pro<\/span>vided to t<\/span>he cultures, <\/span>PKNO<\/span>X2<\/span> as w<\/span>ell as <\/span>TGF<\/span>-\u03b21<\/span> e<\/span>xpression increased both in F<\/span>A and donor <\/span><\/span><\/span>BM-MSCs in a dose dependent manner<\/span>. 5\ue01c<\/span>ng\/mL rT<\/span>GF-\u03b2 stimulation had more dominant effect on the g<\/span>ene e<\/span>xpression of <\/span>donor BM-MSCs compared to F<\/span>A cells. Decreased <\/span>PKNO<\/span>X2<\/span> expression in F<\/span>A BM-MSCs ma<\/span>y pro<\/span>vide new insights into <\/span><\/span><\/span>the molecular pat<\/span>hoph<\/span>y<\/span>siology of the disease and TGF-\u03b21 lev<\/span>els of t<\/span>he micr<\/span>oen<\/span>vironment ma<\/span>y be the cause of <\/span>PKNO<\/span>X2<\/span> <\/span>do<\/span>wnregulation.<\/span><\/div>\n","protected":false},"excerpt":{"rendered":"

HOX and TALE transcription factors are important regulators of development and homeostasis in determining cellular identity. Deregulation of this process may drive cancer progression. The aim of this study was to investigate the expression of these transcription factors in the bone marrow derived mesenchymal stem cells (BM-MSCs) of Fanconi anemia (FA) patients, which is a […]<\/p>\n","protected":false},"featured_media":0,"template":"","meta":{"msr-url-field":"","msr-podcast-episode":"","msrModifiedDate":"","msrModifiedDateEnabled":false,"ep_exclude_from_search":false,"_classifai_error":"","msr-author-ordering":null,"msr_publishername":"","msr_publisher_other":"","msr_booktitle":"","msr_chapter":"","msr_edition":"","msr_editors":"","msr_how_published":"","msr_isbn":"","msr_issue":"","msr_journal":"Vol.:(0123456789) 1 3 Molecular Biology 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