نتایج جستجو برای: crocin bleaching assay

تعداد نتایج: 228505  

2013
Yan Sun Hui-Juan Xu Yan-Xia Zhao Ling-Zhen Wang Li-Rong Sun Zhi Wang Xiu-Fang Sun

Crocin is a carotenoid of the saffron extract that exhibits antitumor activity against many human tumors. However, the effects of crocin on HL-60 cells in vivo have not been evaluated. This study aimed to examine the effects of crocin on HL-60 cells in vitro and in vivo and investigate the underlying mechanisms. HL-60 cells were treated by crocin, and cell proliferation, apoptosis, and cell cyc...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم پایه 1388

crocin bleaching assay cba یک روش جدید برای تعیین ظرفیت آنتی اکسیدانی است. در cba حذف و یا اضافه شدن هیدروژن به پیوند های دو گانه کونژوگه کروسین منجر به کاهش جذب کروسین در 440 نانومتر شده، که این معیار برای محاسبه قدرت آنتی اکسیدانی به کار می رود. در اینجا روش cba با استفاده از دی جنتیوبیوزیل کروستین عصاره گیری و خالص شده از زعفران ایرانی، راه اندازی شد. سپس فعالیت چند آنتی اکسیدان شناخته شده م...

2015
Faeze Vali Vahid Changizi Majid Safa

Background. Chemotherapy, radiotherapy, and surgery are routine treatments of breast cancer. However, these methods could only improve the living survival. Nowadays the combined therapy including herbals such as crocin is to study for improving breast cancer treatment. The purpose of this study was to evaluate the effects of crocin, paclitaxel, and radiation on MCF-7 cell. Methods. To evaluate ...

Journal: :Asian Pacific journal of cancer prevention : APJCP 2012
Sakineh Kazemi Noureini Michael Wink

Crocin, the main pigment of Crocus sativus L., has been shown to have antiproliferative effects on cancer cells, but the involved mechanisms are only poor understood. This study focused on probable effect of crocin on the immortality of hepatic cancer cells. Cytotoxicity of crocin (IC50 3 mg/ml) in hepatocarcinoma HepG2 cells was determined after 48 h by neutral red uptake assay and MTT test. I...

Journal: :Experimental oncology 2007
H H Aung C Z Wang M Ni A Fishbein S R Mehendale J T Xie C Y Shoyama C S Yuan

AIM To investigate the anti-proliferative effects of Crocus sativus extract and its major constituent, crocin, on three colorectal cancer cell lines (HCT-116, SW-480, and HT-29). The cell growth inhibition effect was compared to that of non-small cell lung cancer (NSCLC) cells. In addition, Crocus sativus' effect on non-cancer cells was evaluated. METHODS Using high performance liquid chromat...

2017
Vahid Vazifedan Seyed Hadi Mousavi Javad Sargolzaei Shokouhozaman Soleymanifard Azar Fani Pakdel

Malignant tumors of head and neck carcinomas are the sixth most common type of cancer. Current systemic therapies for cancer show side effects in normal tissues and short-term efficacy due to drug resistance. Consequently, there is much interest in identifying new drugs for cancer treatment. Crocin (an active ingredient of saffron) has been shown to have cytotoxic effects on cancer cell lines. ...

2018
Dina Zohrabi Kazem Parivar Mohammad Hossein Sanati Nasim Hayati Roodbari

Background Saffron (Crocus sativus L.) has been traditionally used as a spice for coloring and flavoring in some countries cuisine. One of the main components of saffron is Crocin. Recent research have shown that crocin has various pharmacological effects. The aim of this study was to assess the effects of crocin on the Pituitary-Gonadal axis and Kiss-1 gene expression in hypothalamus and ovari...

Journal: :iranian journal of basic medical sciences 0
daryoush hamidi alamdari department of biological chemistry, medical school, aristotle university of thessaloniki, thessaloniki, greece department of nutrition and biochemistry, faculty of medicine, mashhad university of medical sciences, mashhad, iran stella a. ordoudi department of chemistry, laboratory of food chemistry and technology, aristotle university of thessaloniki, thessaloniki, greece nikolaos nenadis department of chemistry, laboratory of food chemistry and technology, aristotle university of thessaloniki, thessaloniki, greece maria z. tsimidou department of chemistry, laboratory of food chemistry and technology, aristotle university of thessaloniki, thessaloniki, greece george koliakos department of biological chemistry, medical school, aristotle university of thessaloniki, thessaloniki, greece

objective(s) comparison of prooxidant-antioxidant balance (pab) assay with crocin assay. materials and methods twenty eight serum samples were chosen, pab and the total antioxidant capacity were measured by pab assay and crocin, respectively, and the correlation of both assays, along with their correlation with other clinical and biochemical parameters, were determined. results a significant ne...

B. Fatemeh Nobakht M. Gh Daryoush Hamidi Alamdari, George Koliakos, Maria Z. Tsimidou Maryam Sabery Karimian Mohammad Safarian Nikolaos Nenadis Seyyed Mohmmad Reza Parizadeh Stella A. Ordoudi

Objective(s) Comparison of prooxidant-antioxidant balance (PAB) assay with crocin assay. Materials and Methods Twenty eight serum samples were chosen, PAB and the total antioxidant capacity were measured by PAB assay and crocin, respectively, and the correlation of both assays, along with their correlation with other clinical and biochemical parameters, were determined. Results A significa...

2016
Elham Mokhber Maleki Hussein Eimani Mohammad Reza Bigdeli Afsane Golkar Narenji Reyhane Abedi

BACKGROUND Crocin is an active ingredient of saffron (Crocus sativus L.) and its antioxidant properties have been previously investigated. This carotenoid scavenges free radicals and stimulates glutathione (GSH) synthesis; consequently, it may protect cells against oxidative stress. The aim of this research is to protect oocytes from oxidative stress by the addition of a natural source antioxid...

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