Results 21 to 30 of about 19,143 (190)

Characteristics of the Intestine Extracts and Their Effect on the Crude Collagen Fibers of the Body Wall from Sea Cucumber Apostichopus japonicus

open access: yesBiology, 2023
Sea cucumbers Apostichopus japonicus will vomit their intestines during certain stimulations, and the collagen of the body wall will then be degraded. To define the effect of the sea cucumber intestine extracts on the body wall, the intestinal extracts ...
Shi-Qi Xu   +5 more
doaj   +1 more source

Characterization of endopeptidases from the midgut of Morimus funereus (Coleoptera: Cerambycidae) larvae [PDF]

open access: yesArchives of Biological Sciences, 2008
Application of specific chromogenic substrates, use of class-specific inhibitors, and zymogram analysis enabled us to identify several peptidase classes in extracts of the midgut of Morimus funereus larvae.
Božić Nataša   +5 more
doaj   +1 more source

Fibroblast Activation Protein Specific Optical Imaging in Non-Small Cell Lung Cancer

open access: yesFrontiers in Oncology, 2022
Fibroblast activation protein (FAP) is a cell surface propyl-specific serine protease involved in the regulation of extracellular matrix. Whilst expressed at low levels in healthy tissue, upregulation of FAP on fibroblasts can be found in several solid ...
Layla Mathieson   +12 more
doaj   +1 more source

The role of lysosomal peptidases in glioma immune escape: underlying mechanisms and therapeutic strategies

open access: yesFrontiers in Immunology, 2023
Glioblastoma is the most common primary malignant tumor of the central nervous system, which has the characteristics of strong invasion, frequent recurrence, and rapid progression.
Hao Liu   +19 more
doaj   +1 more source

Target Mechanisms of the Cyanotoxin Cylindrospermopsin in Immortalized Human Airway Epithelial Cells

open access: yesToxins, 2022
Cylindrospermopsin (CYN) is a cyanobacterial toxin that occurs in aquatic environments worldwide. It is known for its delayed effects in animals and humans such as inhibition of protein synthesis or genotoxicity.
Sabine Ziesemer   +12 more
doaj   +1 more source

Novel insights into plant defensin ingestion induced metabolic responses in the polyphagous insect pest Helicoverpa armigera

open access: yesScientific Reports, 2023
Lepidopteran insect pest Helicoverpa armigera is one of the most destructive pests of crop plants and several biotechnological approaches are being developed for its control.
Javed A. Mulla, Vaijayanti A. Tamhane
doaj   +1 more source

Intersexual Differences in the Gene Expression of Phoneutria depilata (Araneae, Ctenidae) Toxins Revealed by Venom Gland Transcriptome Analyses

open access: yesToxins, 2023
The wandering spider, Phoneutria depilata, is one of Colombia’s most active nocturnal arthropod predators of vertebrates and invertebrates. Its venom has been a relevant subject of study in the last two decades.
Diego Sierra Ramírez   +7 more
doaj   +1 more source

Effects of Thyroxine Exposure on Osteogenesis in Mouse Calvarial Pre-Osteoblasts [PDF]

open access: yes, 2013
The incidence of craniosynostosis is one in every 1,800-2500 births. The gene-environment model proposes that if a genetic predisposition is coupled with environmental exposures, the effects can be multiplicative resulting in severely abnormal phenotypes.
A Mansukhani   +58 more
core   +6 more sources

Action of Serine Carboxypeptidases on Endopeptidase Substrates, N-Acyldipeptideamides [PDF]

open access: yesBulletin of the Chemical Society of Japan, 1987
Abstract Action patterns of two serine carboxypeptidases, one from yeast (Y) and the other from wheat bran (W), on N-[3-(2-furyl)acryloyl]-(Fua-) dipeptideamide substrates were examined by HPLC and amino acid analysis. In the reaction of the wheat enzyme the substrates were hydrolyzed to Fua-amino acid and no sufficient amount of Fua ...
Shigeru Kunugi   +3 more
openaire   +2 more sources

Alterations in gene expression of proprotein convertases in human lung cancer have a limited number of scenarios. [PDF]

open access: yesPLoS ONE, 2013
Proprotein convertases (PCs) is a protein family which includes nine highly specific subtilisin-like serine endopeptidases in mammals. The system of PCs is involved in carcinogenesis and levels of PC mRNAs alter in cancer, which suggests expression ...
Ilya V Demidyuk   +9 more
doaj   +1 more source

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