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探索……的植物化学特征及生物活性 (原文不完整,句子未结束)

Exploring the Phytochemical Profile and Biological Activities of .

作者信息

Akhil Balakrishnan Syamala, Ravi Rajimol Puthenpurackal, Lekshmi Asha, Abeesh Prathapan, Guruvayoorappan Chandrasekharan, Radhakrishnan Kokkuvayil Vasu, Sujathan Kunjuraman

机构信息

Manipal Academy of Higher Education, Manipal, Karnataka 576104, India.

Division of Cancer Research, Regional Cancer Centre, Trivandrum 695 011, India.

出版信息

ACS Omega. 2023 Mar 6;8(11):10383-10396. doi: 10.1021/acsomega.2c08080. eCollection 2023 Mar 21.

Abstract

(), the hill glory bower, is reputed as the prodigious treasure for Indian folk medicine. The study has focused on exploring the phytochemistry and antitumor potential of the root extract and . The ethyl acetate root extract has demonstrated the highest cytotoxicity in a series of nine human tumor cell lines. Further fractionation of the same has yielded seven compounds. The structures of these compounds were confirmed with spectroscopic techniques. Considering the toxicity observed with the crude extract, cytotoxicity of these compounds was further assessed in two breast carcinoma cell lines (MCF-7[ER/PR-positive HER2-negative] and MDA-MB-231 [ER/PR/HER2-negative]) and in two cervical cancer [human papilloma virus (HPV)-negative C33A and HPV-positive SiHa] cell lines. Betulinic acid (BA) was found as the active principle contributing the cytotoxic activity, and cervical cancer cell lines documented the minimum IC value in 24 h. In order to validate the experimental data, we have established a xenograft model of HPV-positive cervical cancer in female NOD/SCID mice treated with BA using doxorubicin as the positive control. BA treatment gradually reduced the tumor size, maintaining healthy hematological and biochemical parameters, and improved the survival rate of tumor-bearing mice considerably. Thus, our findings suggest that the root extract has a promising anticancer property against HPV-positive cervical cancer and supports its usage by traditional healers for treating cervical cancer.

摘要

(),海州常山,被誉为印度民间医学的神奇宝藏。该研究聚焦于探索其根提取物和[此处原文缺失部分内容]的植物化学和抗肿瘤潜力。乙酸乙酯根提取物在一系列九种人类肿瘤细胞系中表现出最高的细胞毒性。对其进一步分离得到了七种化合物。这些化合物的结构通过光谱技术得以确认。考虑到粗提物所观察到的毒性,在两种乳腺癌细胞系(MCF - 7[雌激素受体/孕激素受体阳性、人表皮生长因子受体2阴性]和MDA - MB - 231[雌激素受体/孕激素受体/人表皮生长因子受体2阴性])以及两种宫颈癌[人乳头瘤病毒(HPV)阴性的C33A和HPV阳性的SiHa]细胞系中进一步评估了这些化合物的细胞毒性。发现桦木酸(BA)是具有细胞毒性活性的活性成分,并且宫颈癌细胞系在24小时内记录到最低的半数抑制浓度值。为了验证实验数据,我们建立了用BA处理的雌性NOD/SCID小鼠的HPV阳性宫颈癌异种移植模型,使用阿霉素作为阳性对照。BA处理逐渐减小了肿瘤大小,维持了健康的血液学和生化参数,并显著提高了荷瘤小鼠的存活率。因此,我们的研究结果表明,[此处原文缺失部分内容]根提取物对HPV阳性宫颈癌具有有前景的抗癌特性,并支持传统治疗师将其用于治疗宫颈癌。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7c14/10034839/99afbf5f5a54/ao2c08080_0002.jpg

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