Results 1 to 10 of about 25,871 (229)

Streptomyces sp. BV410 isolate from chamomile rhizosphere soil efficiently produces staurosporine with antifungal and antiangiogenic properties [PDF]

open access: yesMicrobiologyOpen, 2020
Applying a bioactivity‐guided isolation approach, staurosporine was separated and identified as the active principle in the culture extract of the new isolate Streptomyces sp. BV410 collected from the chamomile rhizosphere.
Marija Mojicevic   +7 more
doaj   +2 more sources

Potential Inhibitors of Human–Naegleria fowleri Interactions: An In Vitro Extracellular Matrix-Based Model [PDF]

open access: yesMarine Drugs
Primary amoebic meningoencephalitis (PAM) is a rapidly progressive and fulminant disease that affects the central nervous system caused by the free-living amoeba Naegleria fowleri.
Javier Chao-Pellicer   +7 more
doaj   +2 more sources

Probing Anti-Leukemic Metabolites from Marine-Derived Streptomyces sp. LY1209

open access: yesMetabolites, 2022
The unmet need for specific anti-leukemic agents for the treatment of acute lymphoblastic leukemia led us to screen a variety of marine-derived bacteria. The fermentation broth extract of Streptomyces sp.
You-Ying Chen   +11 more
doaj   +1 more source

Bacteroides fragilis Toxin Induces Cleavage and Proteasome Degradation of E-cadherin in Human Breast Cancer Cell Lines BT-474 and MCF7

open access: yesKorean Journal of Clinical Laboratory Science, 2023
Enterotoxigenic Bacteroides fragilis (ETBF) has been reported to promote colitis and colon cancer through the secretion of B. fragilis toxin (BFT), a zinc-dependent metalloprotease. In colonic epithelial cells, BFT induces the cleavage of E-cadherin into
Da-Hye KANG   +3 more
doaj   +1 more source

Cytotoxic Indolocarbazoles From a Marine-Derived Streptomyces Sp. OUCMDZ-5380

open access: yesFrontiers in Microbiology, 2022
Under the guidance of global natural product social molecular networking, three new indolocarbazoles named streptocarbazoles F–H (1-3), along with staurosporine (4) were isolated from the marine-derived Streptomyces sp. OUCMDZ-5380.
Tongxu Cui   +7 more
doaj   +1 more source

Natural Products in Polyclad Flatworms

open access: yesMarine Drugs, 2021
Marine invertebrates are promising sources of novel bioactive secondary metabolites, and organisms like sponges, ascidians and nudibranchs are characterised by possessing potent defensive chemicals.
Justin M. McNab   +3 more
doaj   +1 more source

Staurosporine induces apoptosis in pancreatic carcinoma cells PaTu 8988t and Panc-1 via the intrinsic signaling pathway

open access: yesEuropean Journal of Medical Research, 2019
Background Cancer, one of the leading causes of death worldwide, develops when the normal balance between mitosis and apoptosis is disrupted. The subsequently increased proliferation rate or decreased apoptosis rate of cells leads to uncontrolled ...
Manuela Malsy   +3 more
doaj   +1 more source

Structure Elucidation and Anticancer Activity of 7-Oxostaurosporine Derivatives from the Brazilian Endemic Tunicate Eudistoma vannamei

open access: yesMarine Drugs, 2012
The present study reports the identification of two new staurosporine derivatives, 2-hydroxy-7-oxostaurosporine (<strong>1</strong>) and 3-hydroxy-7-oxostaurosporine (<strong>2</strong>), obtained from mid-polar fractions of an ...
Leticia Veras Costa-Lotufo   +8 more
doaj   +1 more source

Activation of the mitogen‐activated protein kinase ERK1/2 signaling pathway suppresses the expression of ChREBPα and β in HepG2 cells

open access: yesFEBS Open Bio, 2021
The carbohydrate response element‐binding protein (ChREBP), a glucose‐responsive transcription factor that plays a critical role in the glucose‐mediated induction of genes involved in hepatic glycolysis and lipogenesis, exists as two isoforms: ChREBPα ...
Lan Li   +5 more
doaj   +1 more source

Modulatory Impact of Lamiaceae Metabolites on Apoptosis of Human Leukemia Cells

open access: yesFrontiers in Pharmacology, 2022
Lamiaceae species are rich sources of biologically active compounds which have been applied in medicine since ancient times. Especially their antineoplastic properties have been thoroughly studied with respect to their putative application in ...
Izabela Berdowska   +3 more
doaj   +1 more source

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