4 demethylpodophyllotoxin/rak

Povezava se shrani v odložišče

ČlankiKliničnih preskušanjPatenti

Izberite vrsto razvrščanja

6 rezultatov

Cytotoxic activity against resistant human tumor-cell lines by 2 synthetic demethylpodophyllotoxin derivatives - a single stereoisomeric change prevents cell-death by apoptosis.

Samo registrirani uporabniki lahko prevajajo članke

Prijava / prijava

The podophyllotoxin derivative, etoposide, is currently being used in patients with variant malignant diseases. However, studies show resistance to etoposide develops, and thus new agents to overcome resistance are needed. The present study investigated the cytotoxic properties of two synthetic

Inhibition of tumor necrosis factor-alpha (TNF-alpha) and interleukin-1 beta (IL-1 beta) secretion but not IL-6 from activated human peripheral blood monocytes by a new synthetic demethylpodophyllotoxin derivative.

Samo registrirani uporabniki lahko prevajajo članke

Prijava / prijava

A newly synthesized demethylpodophyllotoxin derivative, 4-O-butanoyl-4'-demethylpodophyllotoxin (BDPT) or BN58705, has recently been shown to exert a potent cytotoxic activity in vitro against a variety of drug-resistant human tumor cell lines. The effect of this agent on effector cells of the

Lignans from Dysosma versipellis with inhibitory effects on prostate cancer cell lines.

Samo registrirani uporabniki lahko prevajajo članke

Prijava / prijava

A new monoepoxylignan, dysosmarol (1), along with eight known compounds, podophyllotoxin (2), 4'-demethylpodophyllotoxin (3), deoxypodophyllotoxin (4), 4'-demethyldeoxypodophyllotoxin (5), diphyllin (6), kaempferol, quercetin, and beta-sitosterol, were isolated from the roots of Dysosma versipellis.

Production of tumour-inhibitory lignans in callus cultures of Podophyllum hexandrum.

Samo registrirani uporabniki lahko prevajajo članke

Prijava / prijava

Callus cultures have been established from root explants of aseptically-grown Podophyllum hexandrum seedlings. A fully defined medium based on Gamborg's B5 salts supplemented with 2/4-dichlorophenoxyacetic acid, gibberellic acid and 6-benzylaminopurine was effective for both initiation and sustained

Antitumor agents. 207. Design, synthesis, and biological testing of 4beta-anilino-2-fluoro-4'-demethylpodophyllotoxin analogues as cytotoxic and antiviral agents.

Samo registrirani uporabniki lahko prevajajo članke

Prijava / prijava

2-Fluoropodophyllotoxin (11) and several 4beta-anilino-2-fluoro-4'-O-demethyl analogues were synthesized and evaluated in both antineoplastic and antiviral assays. These compounds were moderately active against some cancer cell lines, but they were less active than the corresponding nonfluorinated

Novel linear and step-gradient counter-current chromatography for bio-guided isolation and purification of cytotoxic podophyllotoxins from Dysosma versipellis (Hance).

Samo registrirani uporabniki lahko prevajajo članke

Prijava / prijava

Dysosma versipellis (Hance) is a famous traditional Chinese medicine for the treatment of snakebite, weakness, condyloma accuminata, lymphadenopathy, and tumors for thousands of years. In this work, four podophyllotoxin-like lignans including 4'-demethylpodophyllotoxin (1), α-peltatin (2),

Pridružite se naši
facebook strani

Herbal & Natural Medicine

Najbolj popolna baza zdravilnih zelišč, podprta z znanostjo

Deluje v 55 jezikih
Zeliščna zdravila, podprta z znanostjo
Prepoznavanje zelišč po sliki
Interaktivni GPS zemljevid - označite zelišča na lokaciji (kmalu)
Preberite znanstvene publikacije, povezane z vašim iskanjem
Iščite zdravilna zelišča po njihovih učinkih
Organizirajte svoje interese in bodite na tekočem z raziskavami novic, kliničnimi preskušanji in patenti

Vnesite simptom ali bolezen in preberite o zeliščih, ki bi lahko pomagala, vnesite zelišče in si oglejte bolezni in simptome, proti katerim se uporablja.
* Vse informacije temeljijo na objavljenih znanstvenih raziskavah