Results 61 to 70 of about 7,206 (213)

Emerging roles for semaphorins in neural regeneration

open access: yes, 2001
Progressive axon outgrowth during neural development contrasts with the failure of regenerative neurite growth in the mature mammalian central nervous system (CNS). During neuroembryogenesis, spatiotemporal patterns of repellent and attractant activities
Pasterkamp, R.J.   +3 more
core   +1 more source

Functional diversity and mechanisms of action of the semaphorins [PDF]

open access: yes, 2008
The second EMBO workshop on 'Semaphorin function and mechanisms of action', held in the gorgeous surroundings of the 12th Century Abbaye des Vaulx de Cernay near Paris, France this May, brought together a wide range of scientists working in diverse ...
Eickholt, B J, B. J. Eickholt
core   +1 more source

Semaphorins in immune cell function, inflammatory and infectious diseases

open access: yes, 2023
The Semaphorin family is a group of proteins studied broadly for their functions in nervous systems. They consist of eight subfamilies ubiquitously expressed in vertebrates, invertebrates, and viruses and exist in membrane-bound or secreted forms ...
Rony Thomas, Xi Yang
core   +1 more source

Involvement of semaphorins in autoimmunity

open access: yesJapanese Journal of Clinical Immunology, 2005
Semaphorins were identified originally as guidance cues for developing axons. However, it is becoming clear that several semaphorins are crucially involved in the immune system. For instance, Sema4D (CD100) enhances activation of B cells and dendritic cells, and Sema4A is involved in T cell priming and Th1/Th2 regulation. In addition, recent cumulative
TAKAMATSU, Hyota, KUMANOGOH, Atsushi
openaire   +3 more sources

Neurodevelopmental Phenotypes and Brain Anomalies in Individuals With Heterozygous SEMA6A Variants

open access: yesClinical Genetics, EarlyView.
SEMA6A plays a role in cell migration and axon guidance in the developing central nervous system. Phenotypes seen in eleven individuals heterozygous for SEMA6A variants included developmental delay, intellectual disability, autism/autistic behaviors, behavioral abnormalities, attention disorders, hypotonia, and brain anomalies.
Evan Burchfiel   +27 more
wiley   +1 more source

ADAM17 and its proteolytic targets in disease pathogenesis

open access: yesThe FEBS Journal, EarlyView.
ADAM17 as a multifunctional sheddase with contrasting roles across inflammatory, metabolic, cardiovascular, and neoplastic diseases. Through regulated activation by iRhom, iTAP/FRMD8, and tetraspanins, ADAM17 cleaves diverse membrane ligands and receptors, thereby promoting inflammation, fibrosis, obesity, insulin resistance, and tumor progression ...
Abdulbasit Amin, Marina Badenes
wiley   +1 more source

The functions of Semaphorins in the neural development

open access: yes, 2010
During embryogenesis, axons reach their specific targets correctly to form the complex neural network found in the mature functional nervous system.
Masahiko, Taniguchi
core   +1 more source

Semaphorin 3A and Class 4 Semaphorins in Tooth Innervation and Development [PDF]

open access: yes, 2014
Background: Dental trigeminal axon elongation, navigation and patterning occur in a controlled manner that is intimately linked to tooth shape formation and cell differentiation.
Shrestha, Anjana
core   +1 more source

THE ROLES AND MECHANISMS OF SEMAPHORINS ACTIVITY IN CANCER

open access: yes, 2023
Throughout embryonic and fetal development, semaphorins communicate via Plexin receptors to serve as directional cues. Their modulation of tumor angiogenesis, tumor development, cancer cell invasiveness, and metastasis is a relatively new discovery in ...
Dr.Nand Kumar Kashyap, Dr. K.S.V.K.S.Madhavi Rani, Dr. Ramesh babu, Dr. kodipad shafahed, Dr.Prashanti Chitrapu, Dr. T Ramesh
core   +1 more source

Proteolytic remodelling of the extracellular matrix by pericytes

open access: yesThe FEBS Journal, EarlyView.
Pericytes are specialised perivascular cells intimately connected with endothelial cells and essential for the maintenance of vascular beds. They contribute to the formation and remodelling of the extracellular matrix by actively secreting proteases and protease inhibitors.
Tina Burkhard   +4 more
wiley   +1 more source

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