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Pharmaceutical Biology

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https://www.readbyqxmd.com/read/28508681/correction-to-abhishek-et%C3%A2-al-antioxidant-and-anti-inflammatory-activities-of-aerva-pseudotomentosa-leaves
#1
(no author information available yet)
No abstract text is available yet for this article.
May 16, 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28466672/corrigendum
#2
(no author information available yet)
No abstract text is available yet for this article.
May 3, 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28675957/protective-mechanism-of-turmeric-curcuma-longa-on-carbofuran-induced-hematological-and-hepatic-toxicities-in-a-rat-model
#3
Md Sakib Hossen, E M Tanvir, Maruf Billah Prince, Sudip Paul, Moumoni Saha, Md Yousuf Ali, Siew Hua Gan, Md Ibrahim Khalil, Nurul Karim
CONTEXT: Turmeric (Curcuma longa L. [Zingiberaceae]) is used in the treatment of a variety of conditions including pesticide-induced toxicity. OBJECTIVE: The study reports the antioxidant properties and the protective effects of turmeric against carbofuran (CF)-induced toxicity in rats. MATERIALS AND METHODS: The antioxidant potential was determined by using free radicals scavenging activity and ferric reducing antioxidant power values. Male Wistar rats were randomly divided into four groups, designated as control, turmeric (100 mg/kg/day), CF (1 mg/kg/day) and turmeric (100 mg/kg/day) + CF (1 mg/kg/day) treatments...
December 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28659002/in-vitro-and-in-vivo-antidiabetic-potential-of-extracts-and-a-furostanol-saponin-from-balanites-aegyptiaca
#4
Shahira Mohammed Ezzat, Amira Abdel Motaal, Sally Abdel Wanees El Awdan
CONTEXT: Balanites aegyptiaca Del. (Zygophyllaceae) fruits are well-known antidiabetic drug in Egyptian folk medicine. Nevertheless, its mechanism of action is still unclear. OBJECTIVES: Searching for the possible mechanisms of action of the plant and identification of its bioactive compounds. MATERIALS AND METHODS: A bio-guided protocol based on the evaluation of α-glucosidase (AG) and aldose reductase (AR) inhibitory activities was adopted to isolate the biologically active compounds from the methanol extract (MeEx)...
December 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28659001/evaluation-of-the-cytotoxic-potential-of-a-new-pentacyclic-triterpene-from-rhododendron-arboreum-stem-bark
#5
Sajid Ali, Muhammad Nisar, Muhammad Qaisar, Aslam Khan, Abid Ali Khan
CONTEXT: Traditionally, Rhododendron arboreum Sm. (Ericaceae) is a very important medicinal plant having oxytocic, estrogenic, anti-inflammatory, analgesic and hepatoprotective activities; it also inhibits the prostaglandin synthetase. OBJECTIVES: This study determines the cytotoxic potential of 15-oxoursolic acid isolated from R. arboreum against selected human cancer cell lines. MATERIALS AND METHODS: Extraction from stem bark (5 kg) of R...
December 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28651482/modulation-of-some-markers-of-erectile-dysfunction-and-malonaldehyde-levels-in-isolated-rat-penile-tissue-with-unripe-and-ripe-plantain-peels-identification-of-the-constituents-of-the-plants-using-hplc
#6
Ganiyu Oboh, Adedayo Oluwaseun Ademiluyi, Sunday Idowu Oyeleye, Tosin Abiola Olasehinde, Aline Augusti Boligon
CONTEXT: Plantain fruit pulp has been used as a natural remedy to manage erectile dysfunction (ED) in traditional medicine. However, the potency of the peel has not been examined with respect to ED management. OBJECTIVE: This study investigated and compared the inhibitory potential of unripe (UPP) and ripe (RPP) plantain peels on some enzymes associated with ED and Fe(2+)-induced oxidative stress in albino rat penile homogenate in vitro. MATERIALS AND METHOD: Aqueous extract of the peels was prepared and the effect on phosphodiesterase-5 (PDE-5), arginase, acetylcholinesterase (AChE), angiotensin-I converting enzyme (ACE) and Fe(2+)-induced malonyladehyde in isolated albino rat penile homogenate were investigated...
December 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28651481/anti-fibrotic-effects-of-cuscuta-chinensis-with-in-vitro-hepatic-stellate-cells-and-a-thioacetamide-induced-experimental-rat-model
#7
Jin Seoub Kim, Sushruta Koppula, Mun Jeong Yum, Gwang Mo Shin, Yun Jin Chae, Seok Min Hong, Jae Dong Lee, MinDong Song
CONTEXT: Cuscuta chinensis Lam. (Convolvulaceae) has been used as a traditional herbal remedy for treating liver and kidney disorders. OBJECTIVE: Anti-fibrotic effects of C. chinensis extract (CCE) in cellular and experimental animal models were investigated. MATERIALS AND METHODS: HSC-T6 cell viability, cell cycle and apoptosis were analysed using MTT assay, flow cytometry and Annexin V-FITC/PI staining techniques. Thioacetamide (TAA)-induced fibrosis model was established using Sprague Dawley rats (n = 10)...
December 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28644062/4-nerolidylcatechol-apoptosis-by-mitochondrial-mechanisms-with-reduction-in-cyclin-d1-at-g0-g1-stage-of-the-chronic-myelogenous-k562-cell-line
#8
Polyana Lopes Benfica, Renato Ivan de Ávila, Bruna Dos Santos Rodrigues, Alane Pereira Cortez, Aline Carvalho Batista, Marilisa Pedroso Nogueira Gaeti, Eliana Martins Lima, Kênnia Rocha Rezende, Marize Campos Valadares
CONTEXT: 4-Nerolidylcatechol (4-NRC) has showed antitumor potential through apoptosis. However, its apoptotic mechanisms are still unclear, especially in leukemic cells. OBJECTIVES: To evaluate the cytotoxic potential of 4-NRC and its cell death pathways in p53-null K562 leukemic cells. MATERIALS AND METHODS: Cytotoxicity of 4-NRC (4.17-534.5 μM) over 24 h of exposure was evaluated by MTT assay. 4-NRC-induced apoptosis in K562 cells was investigated by phosphatidylserine (PS) externalization, cell cycle, sub-G1, mitochondrial evaluation, cytochrome c, cyclin D1 and intracellular reactive oxygen species (ROS) levels, and caspase activity analysis...
December 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28633584/variation-of-alkaloid-contents-and-antimicrobial-activities-of-papaver-rhoeas-l-growing-in-turkey-and-northern-cyprus
#9
İlkcan Çoban, Gizem Gülsoy Toplan, Berna Özbek, Çağlayan Unsal Gürer, Günay Sarıyar
CONTEXT: Papaver rhoeas L. (Papaveraceae) corn poppy, widely distributed in Turkey, is used to make a cough syrup for children, as a tea for disturbed sleep, for pain relief and as a sedative in folk medicine. OBJECTIVE: Samples of P. rhoeas collected from eight different locations in Turkey and three from northern Cyprus were investigated for their alkaloid content and screened for their antimicrobial activities. MATERIALS AND METHODS: From the aerial parts of P...
December 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28631525/polyphenol-profile-by-uhplc-ms-ms-anti-glycation-antioxidant-and-cytotoxic-activities-of-several-samples-of-propolis-from-the-northeastern-semi-arid-region-of-brazil
#10
Jadriane de Almeida Xavier, Iara Barros Valentim, Fabiana O S Camatari, Alberto M M de Almeida, Henrique Fonseca Goulart, Jamylle Nunes de Souza Ferro, Emiliano de Oliveira Barreto, Bruno Coelho Cavalcanti, Carla B G Bottoli, Marília Oliveira Fonseca Goulart
CONTEXT: Propolis has promising biological activities. Propolis samples from the Northeast of Bahia, Brazil - sample A from Ribeira do Pombal and B, from Tucano - were investigated, with new information regarding their biological activities. OBJECTIVE: This paper describes the chemical profile, antioxidant, anti-glycation and cytotoxic activities of these propolis samples. MATERIAL AND METHODS: Ethanol extracts of these propolis samples (EEP) and their fractions were analyzed to determine total phenolic content (TPC); antioxidant capacity through DPPH(•), FRAP and lipid peroxidation; anti-glycation activity, by an in vitro glucose (10 mg/mL) bovine serum albumine (1 mg/mL) assay, during 7 d; cytotoxic activity on cancer (SF295, HCT-116, OVCAR-8, MDA-MB435, MX-1, MCF7, HL60, JURKAT, MOLT-4, K562, PC3, DU145) and normal cell lines (V79) at 0...
December 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28629287/anti-acetylcholinesterase-activity-and-antioxidant-properties-of-extracts-and-fractions-of-carpolobia-lutea
#11
Lucky Legbosi Nwidu, Ekramy Elmorsy, Jack Thornton, Buddhika Wijamunige, Anusha Wijesekara, Rebecca Tarbox, Averil Warren, Wayne Grant Carter
CONTEXT: There is an unmet need to discover new treatments for Alzheimer's disease. This study determined the anti-acetylcholinesterase (AChE) activity, DPPH free radical scavenging and antioxidant properties of Carpolobia lutea G. Don (Polygalaceae). OBJECTIVE: The objective of this study is to quantify C. lutea anti-AChE, DPPH free radical scavenging, and antioxidant activities and cell cytotoxicity. MATERIALS AND METHODS: Plant stem, leaves and roots were subjected to sequential solvent extractions, and screened for anti-AChE activity across a concentration range of 0...
December 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28614988/in-vitro-inhibitory-effects-of-dihydromyricetin-on-human-liver-cytochrome-p450-enzymes
#12
Lu Liu, Sen Sun, Hongbing Rui, Xiaohua Li
CONTEXT: Dihydromyricetin (DHM) is the most abundant and active flavonoid component isolated from Ampelopsis grossedentata (Hand-Mazz) W.T. Wang (Vitaceae) and it possesses numerous pharmacological activities. However, whether DHM affects the activity of human liver cytochrome P450 (CYP) enzymes remains unclear. MATERIALS AND METHODS: The inhibitory effects of DHM on eight human liver CYP isoforms (i.e., 1A2, 3A4, 2A6, 2E1, 2D6, 2C9, 2C19 and 2C8) were investigated in vitro using human liver microsomes (HLMs)...
December 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28614972/anti-inflammatory-effects-of-a-traditional-korean-medicine-ojayeonjonghwan
#13
Sun-Young Nam, Kyu-Yeob Kim, Mi Hye Kim, Jae-Bum Jang, So-Young Rah, Hee Jeong Chae, Jin-Man Lee, Hyung-Min Kim, Hyun-Ja Jeong
OBJECTIVE: To study the anti-inflammatory properties of OJ. CONTEXT: Ojayeonjonghwan (OJ) is a traditional Korean prescription, which has been widely used for the treatment of prostatitis. However, no scientific study has been performed of the anti-inflammatory effects of OJ. MATERIALS AND METHODS: Peritoneal macrophages were isolated 3-4 days after injecting a C57BL/6J mouse with thioglycollate. They were then treated with OJ water extract (0...
December 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28614959/the-effects-of-triptolide-on-the-pharmacokinetics-of-sorafenib-in-rats-and-its-potential-mechanism
#14
Xianming Wang, Xin Zhang, Fei Liu, Minghai Wang, Shiyong Qin
CONTEXT: Combining sorafenib with triptolide could inhibit tumour growth with greater efficacy than single-agent treatment. However, their herb-drug interaction remains unknown. OBJECTIVE: This study investigates the herb-drug interaction between triptolide and sorafenib. MATERIALS AND METHODS: The effects of triptolide (10 mg/kg) on the pharmacokinetics of different doses of sorafenib (20, 50 and 100 mg/kg) in rats, and blood samples were collected within 48 h and evaluated using LC-MS/MS...
December 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28571528/antioxidant-activity-against-h2o2-induced-cytotoxicity-of-the-ethanol-extract-and-compounds-from-pyrola-decorate-leaves
#15
Xiliang Yang, Qingyun Peng, Qian Liu, Jie Hu, Zhipeng Tang, Lianjie Cui, Zonghao Lin, Bing Xu, Kuojian Lu, Fang Yang, Zhizheng Sheng, Qiong Yuan, Song Liu, Jiuliang Zhang, Xuefeng Zhou
CONTEXT: The leaves of Pyrola decorate H. Andr (Pyrolaceae), known as Luxiancao, have long been used for treating kidney deficiency, gastric haemorrhage and rheumatic arthritic diseases in traditional Chinese medicine. OBJECTIVE: The phytochemicals and antioxidant capacities in vitro of P. decorate leaves were investigated. MATERIALS AND METHODS: Ethanol, petroleum ether, acetidin, n-butyl alcohol and aqueous extracts of Pyrola decorate leaves were prepared by solvent sequential process, and then isolated and purified to obtain phytochemicals...
December 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28571499/amelioration-of-hyperglycaemia-and-modulation-of-antioxidant-status-by-alcea-rosea-seeds-in-alloxan-induced-diabetic-rats
#16
Parvaiz A Dar, Fasil Ali, Ishfaq A Sheikh, Showkat A Ganie, Tanveer A Dar
CONTEXT: Alcea rosea L. (Malvaceae) has various medicinal uses including anticancer, anti-inflammatory and analgesic properties. However, there is no report on its antidiabetic activity. OBJECTIVE: Alcea rosea seed extracts were evaluated for antihyperglycaemic and antioxidative potential in diabetic rats. MATERIALS AND METHODS: Single intra-peritoneal injection of alloxan (130 mg/kg b.w.) was used for induction of diabetes in Albino Wistar rats...
December 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28552036/in-vitro-evaluation-of-spirulina-platensis-extract-incorporated-skin-cream-with-its-wound-healing-and-antioxidant-activities
#17
Seda Gunes, Sedef Tamburaci, Meltem Conk Dalay, Ismet Deliloglu Gurhan
CONTEXT: Algae have gained importance in cosmeceutical product development due to their beneficial effects on skin health and therapeutical value with bioactive compounds. Spirulina platensis Parachas (Phormidiaceae) is renowned as a potential source of high-value chemicals and recently used in skincare products. OBJECTIVE: This study develops and evaluates skin creams incorporated with bioactive S. platensis extract. MATERIALS AND METHODS: Spirulina platensis was cultivated, the aqueous crude extract was prepared and in vitro cytotoxicity of S...
December 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28552029/a-standardized-hippophae-extract-sbl-1-counters-neuronal-tissue-injuries-and-changes-in-neurotransmitters-implications-in-radiation-protection
#18
Madhu Bala, Vanita Gupta, Jagdish Prasad
CONTEXT: Effects of a radioprotective, standardized leaf extract (code SBL-1) from traditional medicinal plant, sea buckthorn [Hippophae rhamnoides L. (Elaeagnaceae)], on neurotransmitters and brain injuries in rats showing radiation-induced conditioned taste aversion (CTA), are not known. Understanding CTA in rats is important because its process is considered parallel to nausea and vomiting in humans. OBJECTIVE: This study investigated the levels of neurotransmitters, antioxidant defences and histological changes in rats showing radiation CTA, and their modification by SBL-1...
December 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28545346/gamma-linolenic-acid-ameliorated-glycation-induced-memory-impairment-in-rats
#19
Shahab Ali Khan, Ali Haider, Wajahat Mahmood, Talat Roome, Ghulam Abbas
CONTEXT: γ-Linolenic acid (GLA) is an important constituent of anti-ageing supplements. OBJECTIVE: The current study investigates the anti-ageing effect of GLA in Sprague-Dawley rats. MATERIALS AND METHODS: GLA (0.1, 0.2, 0.4, 2, 10, 20 and 24 μM) was initially evaluated for its effect on the formation of advanced glycation end products (AGEs) in vitro. For in vivo assessment (1, 5 or 15 mg/kg), the rat model of accelerated ageing was developed using d-fructose (1000 mg/kg (i...
December 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28545313/effects-of-rosmarinic-acid-on-acetaminophen-induced-hepatotoxicity-in-male-wistar-rats
#20
Parisa Hasanein, Maryam Sharifi
CONTEXT: Drug-induced liver injury is a significant worldwide clinical problem. Rosmarinic acid (RA), a natural phenol, has antioxidant effects. OBJECTIVE: The effects of RA against acetaminophen (N-acetyl-p-amino-phenol (APAP))-induced oxidative damage and hepatotoxicity in rats were investigated. MATERIALS AND METHODS: Male Wistar rats were pretreated with RA (10, 50 and 100 mg/kg, i.g.) for one week. On day 7, rats received APAP (500 mg/kg, i...
December 2017: Pharmaceutical Biology
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