Báo cáo y học: "Anti-cancer natural products isolated from chinese medicinal herbs" potx

... derived directly or indirectly from natural products [2]. Some active compounds have been isolated from Chinese medicinal herbs and tested for anti-cancer effects. For example, b-elemene, a compound isolated ... Meng Y, Song Y, Yan Z, Xia Y: Synthesis and in vitro cytotoxicity of novel ursolic acid derivatives. Molecules (Basel, Switzerland) 2010, 15:4033-4040. 189. Kwon SH...

Ngày tải lên: 13/08/2014, 14:20

... been synthesized chemically and isolated from insects but not previously reported in mycobacteria, and Glcb1–6Glca1–1aGlc, which was previously isolated from Mycobacterium fortuitum and yeast, ... by HPLC (Fig. 3) to allow chemical characterization of each. CO3-1 was identified as trehalose by TLC as well as by MALDI-TOF MS analysis of the products obtained by permethylation and hydr...

Ngày tải lên: 22/02/2014, 07:20

... is epigenetically inactivated by promoter hypermethylation in thyroid carcinoma. Cancer 2006; 107: 2752-9. 8. Piao GH, Piao WH, He Y, Zhang HH, Wang GQ, Piao Z. Hy- per-methylation of RIZ1 ... activity. In this study, we quan- titatively analyzed the mRNA expression level of RIZ1 over the disease progression in eight different types of cancer, and evaluated the anticancer activity of ....

Ngày tải lên: 25/10/2012, 11:15

... were asymptomatic.[14] About 20% to 30% of adults with acute HCV infection may develop clinical symptoms. The symptomatic onset ranges from 3 to 12 weeks after exposure.[15, 16] Symptoms may include ... antibodies.[20] In the Dionysos study from Italy, residents between the ages of 12 and 25 years had a chronicity rate of 56%, compared with 87% for those above the age of 25 years....

Ngày tải lên: 02/11/2012, 09:56

... New York City area [3]. WNV infection typically peaksinlateJulythrough early September [4]. The disease usually presents with three clinical syndromes: asymptomatic infection, mild febrile syndrome ... neutrophils, 9% monocytes, and 8% lymphocytes. His cerebrospinal fluid (CSF) examination showed white blood cell count of 29/mm 3 , comprising 81% lympho- cytes, 15% neutrophils, 4% monocytes,...

Ngày tải lên: 11/08/2014, 00:23

... protection, Supplementary Protection Certificate, market exclusivity, data exclusivity For new medicinal products or line extensions of existing patented medicinal products, covered by a patent or a SPC, ... authorised medicinal products not covered by these instruments. The Regulation comprises several core elements in respect to collection of information on medicinal products,...

Ngày tải lên: 13/08/2014, 18:21

... three-layer sutures to elimi- nate the space remaining after lesion removal. A first deep layer with Vicryl 3-0, slightly affecting the mus- cle fascia. A second subcutaneous deep layer with ... e w a l l o f t h e l i p o m a t o u s lesion was identified and was isolated from the sur- rounding layers and freed from the tenacious adhe- sions with the muscular plane. The procedure in...

Ngày tải lên: 25/10/2012, 11:35

... electron microscopy and serological as- say. Serum specimens from serologically negative healthy volunteers with no C. pneumoniae EB detecta- ble in serum sediments by electron microcopy were used ... viable elementary bodies of C.pneumoniae in serum samples of patients with acute coronary syndrome and healthy volunteers. MATERIAL AND METHODS: Serum specimens from 26 healthy voluntee...

Ngày tải lên: 26/10/2012, 08:57

... ranging from cardiac arrhythmias to periods of autonomic nervous system decompensation resulting in systemic hypotension and bradycardia. In some individuals, global cerebral hypoxia may result ... episodes may be difficult (5,6,7,8). Autonomically mediated forms of reflex syncope (such as neurocar- diogenic or vasovagal syncope) may produce sudden episodes of profound hypotension an...

Ngày tải lên: 26/10/2012, 09:53

... selenocysteine in mammal GPXs. The selenocysteine residue is important for the catalytic activity of GPX as replacement of selenocysteine by cysteine greatly reduces the activity of the enzyme [12]. According ... unsaturated fatty acid hydroperoxides in Synechocystis PCC 6803. FEBS Lett. 499, 32–36. 17. Avery, A.M. & Avery, S.V. (2001) Saccharomyces cerevisiae expresses three phospholipid...

Ngày tải lên: 08/03/2014, 22:20