Results 91 to 100 of about 46,344 (243)

Recurrent BMP4 variants in exon 4 cause non-HFE-associated hemochromatosis via the BMP/SMAD signaling pathway

open access: yesOrphanet Journal of Rare Diseases
Background Hereditary hemochromatosis (HH) is an iron overload disorder and can be caused by variants in non-HFE genes in Chinese patients. However, there is still a considerable proportion of patients suffering from unexplained iron overload.
Qin Ouyang   +10 more
doaj   +1 more source

Bone morphogenetic protein 4 (BMP4) signaling in retinoblastoma cells [PDF]

open access: yesInternational Journal of Biological Sciences, 2010
Bone morphogenetic proteins (BMPs) - expressed in the developing retina - are known to be involved in the regulation of cell proliferation and apoptosis in several tumor entities. The objective of this study was to determine the role of the BMP4 pathway in retinoblastoma cells, which are absent in a functional retinoblastoma (RB1) gene.
Haubold, Maike   +3 more
openaire   +2 more sources

Dual‐Strategy Design of Heterojunction‐Enhanced Piezoelectric Hydrogels for Periodontitis Treatment

open access: yesAdvanced Science, EarlyView.
This study developed a piezoelectric hydrogel integrating heterojunction enhancement and dual‐salt synergy, combining robust electrical performance with mechanical stability and bioactivity to better match the periodontal microenvironment. Under ultrasound activation, the hydrogel markedly promotes macrophage M2 polarization, thereby reducing the ...
Qiangqiang Zhou   +10 more
wiley   +1 more source

Loss of tumor-derived SMAD4 enhances primary tumor growth but not metastasis following BMP4 signalling

open access: yesCell Communication and Signaling
Background Bone morphogenetic protein 4 (BMP4) is a potent inhibitor of breast cancer metastasis. However, a tumor-promoting effect of BMP4 is reported in other tumor types, especially when SMAD4 is inactive.
Lap Hing Chi   +5 more
doaj   +1 more source

Mesenchymal adenomatous polyposis coli plays critical and diverse roles in regulating lung development. [PDF]

open access: yes, 2015
BackgroundAdenomatous polyposis coli (Apc) is a tumor suppressor that inhibits Wnt/Ctnnb1. Mutations of Apc will not only lead to familial adenomatous polyposis with associated epithelial lesions, but will also cause aggressive fibromatosis in ...
Bellusci, Saverio   +9 more
core   +1 more source

Threshold-specific requirements for Bmp4 in mandibular development

open access: yesDevelopmental Biology, 2005
Mandibular development is regulated by an interplay between a specified branchial arch ectoderm and a plastic mesenchyme. Moreover, signaling from the pharyngeal endoderm has been shown to be important for mandibular morphogenesis. To gain insight into the mechanisms regulating mandibular pattern, it is important to investigate the function of the ...
Liu, Wei   +9 more
openaire   +2 more sources

Function of Bmpr1a in ES cell differentiation and cell competition [PDF]

open access: yes, 2010
Bone morphogenetic protein (BMP) 4 signalling via BMPR1A is required for the maintenance of the epiblast in the early embryo, and for self-renewal of pluripotent mouse embryonic stem (ES) cells by inhibiting neural differentiation.
Sancho, Maria Margarida Gouveia   +1 more
core   +1 more source

Ureteric branching morphogenesis in BMP4 heterozygous mutant mice

open access: yesJournal of Anatomy, 2006
AbstractExogenous bone morphogenetic protein 4 (BMP4) inhibits ureteric branching morphogenesis and amplifies the already existing branching asymmetry in the developing mouse kidney in vitro. In the present study we examined ureteric branching morphogenesis in BMP4/lacZ heterozygous (BMP4+/–) mice in vitro under control conditions and in the presence ...
Jason E, Cain, John F, Bertram
openaire   +3 more sources

Ocular surface ectoderm instigated by WNT inhibition and BMP4

open access: yesStem Cell Research, 2020
We sought to elucidate how and when the ocular surface ectoderm commits to its differentiation into the corneal epithelium in eye development from human induced pluripotent stem cells (hiPSCs) under the influence of WNT signaling and the actions of BMP4. These signals are key drivers ocular surface ectodermal cell fate determination.
Yuki Kobayashi   +4 more
openaire   +3 more sources

Genome Sequencing in 19 Families With Bladder Exstrophy and Epispadias Complex Indicates Involvement of the ADGR‐Gene Family

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Bladder exstrophy and epispadias complex (BEEC) is one of the most severe congenital malformations of the urogenital tract, significantly impacting continence, sexual function, and renal function. To date, the only recurrent genetic aberration identified is the 22q.11.2 microduplication, but several candidate regions and genes including ...
Agneta Nordenskjöld   +9 more
wiley   +1 more source

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