Results 31 to 40 of about 7,206 (213)

Semaphorins and tumor angiogenesis [PDF]

open access: yesAngiogenesis, 2009
Semaphorins belong to a large family of proteins well-conserved along evolution from viruses to mammalians. Secreted and membrane-bound semaphorins participate in a wide range of biological phenomena including development and regeneration of nervous system, cardiovascular development, and immune system activities.
Serini, Guido   +3 more
openaire   +2 more sources

Semaphorin Breaks Symmetry [PDF]

open access: yesNeuron, 2011
Axon-dendrite polarity is likely instructed by extrinsic cues in the developing nervous system, though the mechanisms governing this process remain to be fully elucidated. In this issue of Neuron, Shelly et al. show that the axon guidance cue Semaphorin 3A can promote dendrite growth by inhibiting axon specification.
Howell, Audrey S., Shen, Kang
openaire   +2 more sources

Semaphorin Signaling in the Development and Function of the Gonadotropin Hormone-Releasing Hormone (GnRH) System

open access: yesFrontiers in Endocrinology, 2013
The semaphorin proteins are among the best-studied families of guidance cues, contributing to morphogenesis and homeostasis in a wide range of tissue types.
Andrea eMessina, Paolo eGiacobini
doaj   +1 more source

Semaphorin 4C accelerates disease progression and enables disease detection in breast cancer

open access: yesVisualized Cancer Medicine, 2023
Semaphorins constitute a diverse family of widely expressed transmembrane, diffusible, and GPI-linked proteins with versatile physiologic functions in orchestrating nerve system development, immune homeostasis, angiogenesis, and cell metabolism ...
Li Huayi   +5 more
doaj   +1 more source

Semaphorin Regulation by the Chromatin Remodeler CHD7: An Emerging Genetic Interaction Shaping Neural Cells and Neural Crest in Development and Cancer

open access: yesFrontiers in Cell and Developmental Biology, 2021
CHD7 is a chromatin remodeler protein that controls gene expression via the formation of multi-protein complexes with specific transcription factors.
Antonella Lettieri   +9 more
doaj   +1 more source

Semaphorins in Lung Cancer [PDF]

open access: yesJournal of Thoracic Oncology, 2006
The secreted class 3 semaphorins, which include SEMA3F, a tumor-suppressor gene in lung cancer, were initially identified as molecules involved in the repulsion of developing nerve growth cones. These molecules are part of a larger family that includes transmembrane and membrane-associated proteins, some of which are expressed widely and implicated in ...
Clarhaut, Jonathan   +2 more
openaire   +2 more sources

Expression of neuroimmune semaphorins 4A and 4D and their receptors in the lung is enhanced by allergen and vascular endothelial growth factor

open access: yesBMC Immunology, 2011
Background Semaphorins were originally identified as molecules regulating a functional activity of axons in the nervous system. Sema4A and Sema4D were the first semaphorins found to be expressed on immune cells and were termed "immune semaphorins". It is
Keegan Achsah D   +5 more
doaj   +1 more source

The semaphorins.

open access: yesGenome biology, 2006
Semaphorins are secreted, transmembrane, and GPI-linked proteins, defined by cysteine-rich semaphorin protein domains, that have important roles in a variety of tissues. Humans have 20 semaphorins, Drosophila has five, and two are known from DNA viruses; semaphorins are also found in nematodes and crustaceans but not in non-animals.
Yazdani, Umar, Terman, Jonathan R
openaire   +2 more sources

Tgfbr2 in Dental Pulp Cells Guides Neurite Outgrowth in Developing Teeth

open access: yesFrontiers in Cell and Developmental Biology, 2022
Transforming growth factor β (TGFβ) plays an important role in tooth morphogenesis and mineralization. During postnatal development, the dental pulp (DP) mesenchyme secretes neurotrophic factors that guide trigeminal nerve fibers into and throughout the ...
Monica Stanwick   +11 more
doaj   +1 more source

Semaphorins: From Angiogenesis to Inflammation in Rheumatoid Arthritis

open access: yes, 2021
International audienceObjective: To study the potential role of semaphorins in the pathogenesis of rheumatoid arthritis (RA).Methods: Microarray experiments were performed on Affymetrix GeneChip Human Exon 1.0 ST arrays in RA endothelial cells (ECs) and ...
Mouterde, Gaël   +8 more
core   +1 more source

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