Results 51 to 60 of about 13,244,565 (235)

Migrastatics—anti-Metastatic and Anti-invasion Drugs:Promises and Challenges [PDF]

open access: yes, 2017
In solid cancers, invasion and metastasis account for more than 90% of mortality. However, in the current armory of anticancer therapies, a specific category of anti-invasion and antimetastatic drugs is missing.
Gandalovičová, Aneta   +9 more
core   +1 more source

Inhibitory Activity of Leaves Extracts of Citrullus colocynthis Schrad. on HT29 Human Colon Cancer Cells [PDF]

open access: yes, 2016
Aims: Citrullus colocynthis is a plant endemic in Asia, Africa and in the Mediterranean basin. It is used in folk medicine against infections, inflammations and cardiovascular and immune-related diseases.
Aouni, M   +8 more
core   +1 more source

Cucurbitacin B Suppresses The Transactivation Activity of RelA/p65

open access: yesThe FASEB Journal, 2011
Cucurbitacin B, a natural triterpenoid is well known for its strong anticancer activity, and recent studies showed that cucurbitacicn B inhibits JAK/STAT3 pathway. In this study, we demonstrate for the first time that cucurbitacin B is also a potent inhibitor of NF‐κB activation. Our results showed that cucurbitacin B inhibited TNF‐α‐induced expression
Hong Ri, Jin   +3 more
openaire   +2 more sources

Bioassay-guided isolation of cytotoxic constituents from the flowers of Aquilaria sinensis

open access: yesNatural Products and Bioprospecting, 2022
Bioassay-guided fractionation of the EtOH extract from the flowers of Aquilaria sinensis (Lour.) Spreng. (Thymelaeaceae) led to the isolation of a new cucurbitane-type triterpenoid, aquilarolide A (1), along with five known compounds (2–6). The structure
Jun Yang   +5 more
doaj   +1 more source

Improvement of Cucurbitacin B Content in Cucumis melo Pedicel Extracts by Biotransformation Using Recombinant β-Glucosidase

open access: yesSeparations, 2021
For the efficient biotransformation of cucurbitacin B 2-o-β-d-glucoside (CuBg) to cucurbitacin B (CuB) in Cucumis melo pedicel extracts, the β-glucosidase gene bglS—consisting of 1344 bp (447 amino acids) from Streptomyces sp.
Jianfeng Mei   +5 more
doaj   +1 more source

Doxorubicin has a synergistic cytotoxicity with cucurbitacin B in anaplastic thyroid carcinoma cells

open access: yesTumor Biology, 2017
In this study, the combined effect of doxorubicin with cucurbitacin B on survival of anaplastic thyroid carcinoma cells was evaluated. For experiments, 8505C and CAL62 human anaplastic thyroid carcinoma cells were used.
Si Hyoung Kim   +6 more
doaj   +1 more source

Development and Validation of a New Analytical HPLC-PDA Method for Simultaneous Determination of Cucurbitacins B and D from the Roots of Trichosanthes kirilowii

open access: yesJournal of Chemistry, 2022
Trichosanthes kirilowii, one of the herbal formulas named SH003, has been used for treatment in traditional medicine. This paper aimed to analyze the marker compounds from the roots of T. kirilowii and evaluate a validation method for cucurbitacins B and
Hyoung Ja Kim   +3 more
doaj   +1 more source

Synthesis and cytotoxic activity evaluation of dihydrocucurbitacin B and cucurbitacin B derivatives

open access: yesBioorganic & Medicinal Chemistry, 2012
Two cucurbitacins, dihydrocucurbitacin B (1) and cucurbitacin B (2), which can be obtained in large amounts from the roots of Wilbrandia ebracteata and from the fruits of Luffa operculata, respectively, were used as starting materials for the preparation of a library of 29 semi-synthetic derivatives.
Lang, Karen Luise   +13 more
openaire   +2 more sources

Primary Human Macrophages Serve as Vehicles for Vaccinia Virus Replication and Dissemination [PDF]

open access: yes, 2014
Human monocytic and professional antigen-presenting cells have been reported only to exhibit abortive infections with vaccinia virus (VACV). We found that monocyte-derived macrophages (MDMs), including granulocyte macrophage colony-stimulating factor (GM-
Amet, Tohti   +7 more
core   +1 more source

Cytotoxic Effect of Freeze-Dried Extract of Ecballium elaterium Fruit on Gastric Adenocarcinoma (AGS) and Esophageal Squamous Cell Carcinoma (KYSE30) Cell Lines [PDF]

open access: yes
Purpose Ecballium elaterium (L.) A. Rich (Cucurbitaceae), also known as the “squirting cucumber,” is a wild medicinal plant found abundantly in Moghan, Ardabil province, Iran.
بهلولی, شهاب   +2 more
core   +1 more source

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