báo cáo khoa học: "Solid tumors of the pancreas can put on a mask through cystic change" ppsx

... Okamoto A: A case of malignant cystic endocrine tumor of the pancreas. Am J Gastroenterol 1987, 82:86-89. 18. Tafe LJ, Suriawinata AA: Cystic pancreatic schwannoma in a 46-year-old man. Ann Diagn ... of pancreatic cystic neo- plasms using clinical and pathological d iagnostic tools available. The clinically small size of pancreatic cystic neoplasms can conceal mali...

Ngày tải lên: 09/08/2014, 02:20

... K D is the dissociation constant and P o is the total peptide concentration. The last term in the equation takes into account slight aggregation that may take place at higher protein concentrations. ... increase in affinity through a dual-contact mode of interaction. Careful examination of conserved surface patches in the RbAB domain suggests a putative binding site for E7C...

Ngày tải lên: 22/03/2014, 21:20

... A- C]. Discussion Sarcoma s of the pancreas are exceedingly rare. Baylor et al reported a 0.1% incidence of pancreati c sarcoma after review 5000 cases of pancreatic cancer [1]. Amongst pancreatic sarcomas ... resection is the only possible cure for pan- creatic malignancies. Radical resections are done for localized lesions. Advanced lesions warrant palliation. Potts et al pro...

Ngày tải lên: 09/08/2014, 02:20

... Association of Artificial Intelligence. Rada Mihalcea. 2003. The role of non-ambiguous words in natural language disambiguation. In Pro- ceedings of the Conference on Recent Advances in Natural Language ... Machine Translation, pages 101–112. Rada Mihalcea and Dan I. Moldovan. 1999. An auto- matic method for generating sense tagged corpora. In Proceedings of the 16 th Conferenc...

Ngày tải lên: 08/03/2014, 04:22

... radio-resistant and in addition, radiotherapy induced anaplastic changes that lead to regional and distant metastases as a consequence [5,7,9]. Recently there are some case reports of cervical and tubal carcinomas, ... tubal carcinomas, one of them [14] was associated with two other tumors of the genital tract (endometrial and ovar- ian), the characteristic of this case is tha...

Ngày tải lên: 09/08/2014, 04:21

... apical positions. The manga- nese was only 0.06 A ˚ out of the equatorial plane (Table 3). The angles around the metal cofactor sug- gested that the ligation form of Mn in ApeSOD is tri- gonal ... °C (triangles) in a solution containing various concentrations of ethanol. The residual activities after the incubation are plotted against the ethanol concentration. Cryst...

Ngày tải lên: 14/02/2014, 22:20

... Two major fractions were observed: an iron-rich fraction of molecular mass 81 ± 12 kDa and a manganese-rich fraction of molecular mass 38 ± 4 kDa. Only the manganese-rich fraction displayed the radical ... Brevibacterium) ammoniagenes was originally described as a manganese analogue [4] of the iron containing class I RNR of Escherichia coli. This assignment was based on an...

Ngày tải lên: 15/02/2014, 01:20

... Yoshida A, Tomita T, Kuzuyama T & Nishiyama M (2007) Purification, crystallization and preliminary X-ray analysis of regulatory subunit of aspartate kinase from Thermus thermophilus. Acta Crystallogr ... 2dt9 and 2zho). Determination of quaternary structure The subunit organization of TtAKb was analyzed by analyt- ical ultracentrifugation and gel filtration chromatography. Fig. 6...

Ngày tải lên: 18/02/2014, 08:20

... Toshiko Maeta and Taka- shi Nakamura for their technical assistance. Drs Kazu- hito Naka (Kanazawa University) and Yasuo Ariumi (Okayama University) are also thanked for their valuable input in ... that this cleavage was dependent on the protease activity of NS3- 4A (Fig. 6), the correlation between the inhibitory effect of NS3- 4A on the Cardif-mediated signaling pathway an...

Ngày tải lên: 18/02/2014, 16:20

... before the substrate-cleavage reaction occurs. The ‘catalytic power’ of an RNA-cleaving ribozyme can be estimated by comparing the observed rate constant of a catalyzed reaction with that of an equivalent ... in the reaction. Measurement of rate constant of substrate-cleavage product dissociation (k ) 3 ) The dissociation rate constant of the 5¢ exon intermediate (...

Ngày tải lên: 18/02/2014, 18:20