Results 21 to 30 of about 14,670 (186)

Architecture of the Sema3A/PlexinA4/Neuropilin tripartite complex

open access: yesNature Communications, 2021
Secreted class 3 semaphorins (Sema3s) form tripartite complexes with a plexin receptor and neuropilin co-receptor to transduce signals for neuronal axon guidance and other processes.
Defen Lu   +4 more
doaj   +1 more source

In Silico and In Vivo Studies of a Tumor-Penetrating and Interfering Peptide with Antitumoral Effect on Xenograft Models of Breast Cancer

open access: yesPharmaceutics, 2023
The combination of a tumor-penetrating peptide (TPP) with a peptide able to interfere with a given protein–protein interaction (IP) is a promising strategy with potential clinical application.
Gustavo H. Marin   +6 more
doaj   +1 more source

Endothelial VEGFR Coreceptors Neuropilin-1 and Neuropilin-2 Are Essential for Tumor Angiogenesis [PDF]

open access: yesCancer Research Communications, 2022
Neuropilin (NRP) expression is highly correlated with poor outcome in multiple cancer subtypes. As known coreceptors for VEGFRs, core drivers of angiogenesis, past investigations have alluded to their functional roles in facilitating tumorigenesis by promoting invasive vessel growth. Despite this, it remains unclear as to whether NRP1 and NRP2 act in a
Christopher J. Benwell   +4 more
openaire   +3 more sources

The Pro-Tumoral Activity of Heparan Sulfate 3-O-Sulfotransferase 3B (HS3ST3B) in Breast Cancer MDA-MB-231 Cells Is Dependent on the Expression of Neuropilin-1

open access: yesMolecules, 2018
Heparan sulfate 3-O-sulfotransferases (HS3STs) catalyze the maturation step of heparan sulfate (HS) 3-O-sulfation. This modification is relatively rare.
Charles Hellec   +4 more
doaj   +1 more source

Semaphorin 3C and Its Receptors in Cancer and Cancer Stem-Like Cells

open access: yesBiomedicines, 2018
Neurodevelopmental programs are frequently dysregulated in cancer. Semaphorins are a large family of guidance cues that direct neuronal network formation and are also implicated in cancer. Semaphorins have two kinds of receptors, neuropilins and plexins.
Jing Hao, Jennifer S. Yu
doaj   +1 more source

Role of Neuropilin-1/Semaphorin-3A signaling in the functional and morphological integrity of the cochlea. [PDF]

open access: yesPLoS Genetics, 2017
Neuropilin-1 (Nrp1) encodes the transmembrane cellular receptor neuropilin-1, which is associated with cardiovascular and neuronal development and was within the peak SNP interval on chromosome 8 in our prior GWAS study on age-related hearing loss (ARHL)
Pezhman Salehi   +15 more
doaj   +1 more source

The Role of Neuropilin-2 in the Epithelial to Mesenchymal Transition of Colorectal Cancer: A Systematic Review

open access: yesBiomedicines, 2022
Neuropilin-2 (NRP-2) expression has been found in various investigations on the expression and function of NRP-2 in colorectal cancer. The link between NRP-2 and colorectal cancer, as well as the mechanism that regulates it, is still mostly unclear. This
Cristina Lungulescu   +4 more
doaj   +1 more source

Semaphorin SEMA3F and VEGF Have Opposing Effects on Cell Attachment and Spreading

open access: yesNeoplasia: An International Journal for Oncology Research, 2003
SEMA3F, isolated from a 3p21.3 deletion, has antitumor activity in transfected cells, and protein expression correlates with tumor stage and histology. In primary tumors, SEMA3F and VEGF surface staining is inversely correlated.
Patrick Nasarre   +7 more
doaj   +1 more source

Chemoenzymatic Synthesis of Well‐Defined α(2,8)‐ and α(2,9)‐Linked Oligosialosides

open access: yesAngewandte Chemie, EarlyView.
Well‐defined α(2,8)‐ and α(2,9)‐linked oligosialic acids of different lengths can be prepared by employing recombinant bacterial polysialyltransferases in combination with chemically modified CMP‐Neu5Ac derivatives. After transfer, a sialoside is formed bearing an artificial entity, which blocks further glycosylation.
Jelle A. Fok   +4 more
wiley   +2 more sources

Molecular Aspects of HTLV-1 Entry: Functional Domains of the HTLV-1 Surface Subunit (SU) and Their Relationships to the Entry Receptors

open access: yesViruses, 2011
The initial step in retroviral infection involves specific interactions between viral envelope proteins (Env) and specific receptors on the surface of target cells. For many years, little was known about the entry receptors for HTLV-1.
Sophie Lambert   +6 more
doaj   +1 more source

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