Results 61 to 70 of about 13,482,017 (199)

Acidic extracellular pH increases calcium influx-triggered phospholipase D activity along with acidic sphingomyelinase activation to induce matrix metalloproteinase-9 expression in mouse metastatic melanoma

open access: yes, 2007
Acidic extracellular pH is a common feature of tumor tissues. We have reported that culturing cells at acidic pH (5.4-6.5) induced matrix metalloproteinase-9 expression through phospholipase D, extracellular signal regulated kinase 1/2 and p38 mitogen ...
Kubota, Eiro   +13 more
core   +1 more source

Forty Years of the Description of Brown Spider Venom Phospholipases-D

open access: yesToxins, 2020
Spiders of the genus Loxosceles, popularly known as Brown spiders, are considered a serious public health issue, especially in regions of hot or temperate climates, such as parts of North and South America.
Luiza Helena Gremski   +9 more
doaj   +1 more source

Precision Medicine in Neurodegeneration with Brain Iron Accumulation (NBIA) Disorders: An Update on Emerging Treatments

open access: yesMovement Disorders Clinical Practice, EarlyView.
Abstract Background Neurodegeneration with Brain Iron Accumulation (NBIA) is a heterogeneous group of heritable, mostly recessive, progressive neurodegenerative diseases characterized by iron deposition in the basal ganglia and brainstem. There are no solid global epidemiological data on prevalence and incidence of NBIA subtypes, but registry data and ...
Susanne A. Schneider   +3 more
wiley   +1 more source

Lack of costimulation by both sphingomyelinase and C2 ceramide in resting human T cells

open access: yes, 2000
Resting T cells require a signal transduced through their antigen-specific T-cell receptor (TCR) and an antigen-independent costimulatory signal in order to proliferate and become activated. Ligation of the CD28 receptor costimulates T-cell proliferation
Sansom, David, O'Byrne, D
core   +1 more source

Curating the Fetal Genome: Experience of the ClinGen Prenatal Gene Curation Expert Panel (GCEP)

open access: yesPrenatal Diagnosis, EarlyView.
ABSTRACT Objective Expert prenatal focused gene‐disease curation is necessary to accurately inform clinical care in the setting of rapidly expanding prenatal genomic sequencing. Methods An international Prenatal Gene Curation Expert Panel assembled and systematically reviewed genes asserted to be associated with prenatal hydrops, stillbirth, or severe ...
Stephanie N. Galloway   +37 more
wiley   +1 more source

C5a receptor is cleaved by metalloproteases induced by sphingomyelinase D from Loxosceles spider venom

open access: yesImmunobiology, 2012
Neutrophils are involved in numerous pathologies and are considered to be major contributors to the establishment of cutaneous loxoscelism after envenomation by the Loxosceles spider. Neutrophils are attracted to the site of envenomation by locally generated C5a and contribute to the tissue destruction.
Carmen W, van den Berg   +3 more
openaire   +2 more sources

Tick-Borne Flavivirus Inhibits Sphingomyelinase (IsSMase), a Venomous Spider Ortholog to Increase Sphingomyelin Lipid Levels for Its Survival in Ixodes scapularis Ticks

open access: yesFrontiers in Cellular and Infection Microbiology, 2020
Our previous study showed that cells from medically important arthropods, such as ticks, secrete extracellular vesicles (EVs) including exosomes that mediate transmission of flavivirus RNA and proteins to the human cells.
Pravesh Regmi   +4 more
doaj   +1 more source

Emollient Formulations and Skin Barrier Practices in the Context of Eczema and Food Allergy Prevention

open access: yesAllergy, EarlyView.
ABSTRACT The skin is far from a passive shield; it functions as a dynamic “living barrier” whose structural and immunological integrity is paramount in preventing atopic dermatitis (AD) and the subsequent progression of the atopic march toward food allergy (FA).
Klaudia Ryczaj   +4 more
wiley   +1 more source

Brown Spiders’ Phospholipases-D with Potential Therapeutic Applications: Functional Assessment of Mutant Isoforms

open access: yesBiomedicines, 2021
Phospholipases-D (PLDs) found in Loxosceles spiders’ venoms are responsible for the dermonecrosis triggered by envenomation. PLDs can also induce other local and systemic effects, such as massive inflammatory response, edema, and hemolysis.
Thaís Pereira da Silva   +13 more
doaj   +1 more source

Advances in Radiotherapy for Neoadjuvant Therapy of Stage III Non‐Small Cell Lung Cancer

open access: yesCancer Science, EarlyView.
This review summarizes three neoadjuvant radiotherapy techniques for stage III NSCLC, highlighting SFRT's low‐toxicity dual immune‐tumor control benefits and radioimmunotherapy's superior pathological response to guide precise multimodal treatment. ABSTRACT This review aims to systematically summarize the mechanisms of action, clinical evolution, and ...
Qinrong Mao   +5 more
wiley   +1 more source

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