titration of permanganate with oxalic acid
Tài liệu Báo cáo khoa học: Suppressed catalytic efficiency of plasmin in the presence of long-chain fatty acids Identification of kinetic parameters from continuous enzymatic assay with Monte Carlo simulation ppt
... attenuation of oleic acid micelles in the presence of synthetic plasmin substrate. (A) Twenty microlitres of 1 mM Spectrozyme-PL was added to 180 lL of various concentrations of oleic acid (the ... water-soluble sodium salts of the fatty acids, the turbidity effects of which are smaller compared with the free acid and are not influ- enced by the plasmin substrate. Analytical models of plasmin inhibition Because, ... [11]. Amidolytic assay of plasmin activity Plasmin (20 nm) was incubated with the sodium salts of fatty acids for 15 min at 37 °C. Then, 180 lL of this mix- ture was added to 20 lL of Spectrozyme-PL...
Ngày tải lên: 18/02/2014, 17:20
Báo cáo khoa học: New members of the brachyurins family in lobster include a trypsin-like enzyme with amino acid substitutions in the substrate-binding pocket potx
... amino acids ⁄ 237 amino acids 15 amino acids ⁄ 14 amino acids 25 kDa ⁄ 4.07 PaTry2 GU338028 870 798 nucleotides 58 nucleotides AATAAA ⁄ 10 nucleotides 266 amino acids ⁄ 237 amino acids 15 amino acids ... carboxylate of this Asp217 (194, chymotrypsin numbering) is involved in the formation of a salt bridge with the N-terminal Ile of the mature enzyme for completing the formation of Fig. 2. Distribution of ... com- parative modelling. The aim of the present work was to study the diversity of trypsins in the digestive gland of P. argus, with focus on: (a) the position of lobster trypsins within the brachyurins...
Ngày tải lên: 23/03/2014, 03:20
Báo cáo khoa học: Polysaccharide binding sites in hyaluronate lyase – crystal structures of native phage–encoded hyaluronate lyase and its complexes with ascorbic acid and lactose docx
... binding Ascorbic acid (Fig. 1A) inhibits the activity of HylP2. The structure of the complex of HylP2 with ascorbic acid shows that three molecules of ascorbic acid bind to HylP2 trimer at each one of the ... the presence of ascorbic acid. In host tissue matrix, the ascorbic acid exists at concentrations in the range 0.2–8 mm [15], which are within the range of the IC 50 of ascorbic acid against HylP2. ... atoms of ascorbic acid, whereas GluB167 O e2 interacts with ascorbic acid via O2H. This site is specific for the binding because of the unique positions of LysC179 and GluB167 and the scope of conformational...
Ngày tải lên: 23/03/2014, 04:21
Báo cáo khoa học: Charging of tRNA with non-natural amino acids at high pressure potx
... for aminoacylation with natural amino acids (Table 1). Analysis of tRNA Phe and tRNA Val charging with a series of natural amino acids showed that the best yields were obtained for aromatic amino acids, ... attack activates the carbon of the amino acid. Releasing of the high pressure causes dehydration of the intermediate product and aa-tRNA formation. Charging of tRNA with non-natural amino acids M. Giel-Pietraszuk ... aminoacylation of tRNA with tryptophan showed that the best result, 96 pmol of Tyr per 1600 pmol of tRNA Phe , was obtained after 30 min of pressure at 6 kbar (Fig. 2). The yield of charging of crude...
Ngày tải lên: 30/03/2014, 10:20
báo cáo hóa học:" Stabilization of mid-sized silicon nanoparticles by functionalization with acrylic acid" pptx
Ngày tải lên: 21/06/2014, 17:20
Báo cáo y học: "Special considerations in the treatment of patients with bipolar disorder and medical co-morbidities"
... veterans received to that of all veterans. Among all veterans with diabetes and hypertension, those with a comorbid diagnosis of bipolar disorder (as well as those with diagnoses of anxiety disorder, ... lamotrigine. The triad of hypersensi- tivity includes fever, rash and internal organ involvement with onset of symptoms within 1 to 8 weeks of exposure. The frequency of the syndrome is estimated ... of these medications is not without risk, particularly when a patient with bipolar disorder also has comorbid medical illness. As the physician who likely has the most contact with patients with...
Ngày tải lên: 25/10/2012, 10:51
Báo cáo y học: "Replacement of cisplatin with nedaplatin in a definitive 5-fluorouracil/ cisplatin-based chemoradiotherapy in Japanese patients with esophageal squamous cell carcinoma"
... association of disease stage with the rates of CR and severe acute toxicities were analyzed with Fisher’s exact test. Circadian variations of plasma concentrations of 5-FU were analyzed with the ... plasma concentrations of 5-FU be- tween the patients with and without severe acute leucopenia, in either groups. Similarly, the plasma concentrations of 5-FU in the patients with severe acute ... when all of the following criteria were satisfied on observation of the entire esophagus: 1) disappearance of the tumor lesion; 2) disappearance of ulceration (slough); and 3) absence of cancer...
Ngày tải lên: 26/10/2012, 09:53
The 11th form non-english majors’ level of satisfaction with their reading comprehension lessons at phan boi chau specialized upper secondary school, nghe an
... profound effect on the strategies learners choose, with negative attitudes and beliefs often causing poor strategy use or lack of orchestration of strategies. Type of task: The nature of ... distributed, this narrow range of students prevent us, to some extent, from getting a full idea of the effect of CS in learning vocabulary at varying levels of proficiency. Therefore, we do not ... language ability from new beginners to those with the highest levels of proficiency. Such a study would help us to get a full idea of the impact of CS in learning vocabulary. - 42 - CHAPTER...
Ngày tải lên: 07/11/2012, 14:54
INVESTIGATING HOW GENERAL EDUCATION MIDDLE SCHOOL TEACHERS SUPPORT THE SOCIAL INCLUSION OF STUDENTS WITH SPECIAL NEEDS
... acceptance of students with special needs. Since one of the principal goals of inclusion for children with special needs is to develop social acceptance and increase positive social interactions with ... of students with special needs is to ensure that the classroom possesses essential elements of an effective inclusive program with a culture of acceptance. Educators have agreed that some of ... students with special needs. 3 (A)).As a result of legal mandates to protect the rights of individuals with special needs, the move toward full-inclusion and educating students with special...
Ngày tải lên: 06/04/2013, 11:26
ứng dụng chất kích kháng CuCl2 và Oxalic Acid
... 2.7: Hiệu quả kích kháng của oxalic acid lên tỉ lệ diện tích vết bệnh trên lá (%) ở các thời điểm 40, 50 và 60 NSKS 42 Hình 2.8: Hiệu quả kích kháng của oxalic acid lên tỉ lệ bệnh thối cổ bông ... 2.13: Hiệu quả kích kháng của oxalic acid lên tỉ lệ diện tích vết bệnh trên lá (%) ở các thời điểm 40, 50 và 60 NSKS 50 Hình 2.14: Hiệu quả kích kháng của oxalic acid lên tỉ lệ bệnh thối cổ bông ... 2001) và mô học (Huỳnh Minh Châu và ctv,2001). 6. Đặc tính oxalic acid và tác động của nó đối với cây trồng Tên hóa học: OXALIC ACID Công thửc hóa học: Thường tồn tại ở dạng ngậm 2 phân...
Ngày tải lên: 10/04/2013, 21:05
Decolorization of Dye with Iron Oxide Catalysed Decomposition of Hydrogen Peroxide
Ngày tải lên: 05/09/2013, 08:40
Effects of time of heatsetting on the tensile properties of ingeo™ poly (lactic acid) (PLA) fabric
Ngày tải lên: 05/09/2013, 16:10
THE 11TH FORM NON ENGLISH MAJORS’ LEVEL OF SATISFACTION WITH THEIR READING COMPREHENSION LESSONS AT PHAN BOI CHAU SPECIALIZED UP
Ngày tải lên: 07/09/2013, 13:48