acceleration of free falling object lab

Báo cáo y học: "Identification of clinical and simple laboratory variables predicting responsible gastrointestinal lesions in patients with iron deficiency anemia"

Báo cáo y học: "Identification of clinical and simple laboratory variables predicting responsible gastrointestinal lesions in patients with iron deficiency anemia"

... evaluation of anaemic patients without evidence of iron deficiency. Eur J Gastroente- rol Hepatol. 2008; 20: 1094–100. 9. Guyatt GH, Oxman AD, Ali M, et al. Laboratory diagnosis of iron-deficiency ... role of endoscopy in the evaluation of iron deficiency anemia in patients over the age of 50. Am J Gastroenterol. 1994; 89: 1963–7. 23. Fireman Z, Gurevich V, Coscas D, et al. Results of gastrointes- tinal ... The absence of stainable iron is the “gold standard”, for diagnosis of IDA. Marrow examination shows, in addition to the absence of hemosiderin iron, a decrease in the proportion of sideroblasts,...

Ngày tải lên: 25/10/2012, 11:18

9 425 1
Benefits of free trade

Benefits of free trade

... money of the people. Another blessing of free trade is that it minimizes the possibilities of war which is one of the greatest enemies of people. And though small Also, free trade brings people of ... based on Bureau of Labor Statistics data. 4. U.S. Department of Labor, Bureau of Labor Statistics, Issues in Labor Statistics , Summary 00-13, June 2000. 5. Allan H. Meltzer, Report of the International ... investment one of the most important benefits of free trade for developing nations. 18 Benefit #3: Free trade disseminates democratic values. Free trade fosters support for the rule of law. Companies...

Ngày tải lên: 27/10/2013, 09:15

24 448 0
The neuroscience of free will

The neuroscience of free will

... do not act freely. As Robert Kane, one of the leaders of the recent revival of libertarianism puts it, ‘‘If conscious willing is illusory or epiphe- nomenalism is true, all accounts of free will ... conscious of what he was doing. It may be appropriate to attribute a degree of consciousness to an agent in a state of automatism, insofar as they remain capable of responding to features of the ... model of coercion, with the costs of resistance (in terms of adversive experience) mounting steadily until the agent gives in. How great are the costs of resistance? We get a clear sense of their...

Ngày tải lên: 01/11/2013, 09:20

36 371 0
Tài liệu THE ELEMENTS OF BACTERIOLOGICAL TECHNIQUE A LABORATORY GUIDE FOR MEDICAL, DENTAL, AND TECHNICAL STUDENTS pptx

Tài liệu THE ELEMENTS OF BACTERIOLOGICAL TECHNIQUE A LABORATORY GUIDE FOR MEDICAL, DENTAL, AND TECHNICAL STUDENTS pptx

... are capable of giving satisfactory results even in the hands of beginners. In fact, the bulk of the matter is simply an elaboration of the typewritten notes distributed to some of my laboratory ... Preparation of Hæmolytic Serum, 327—The Titration of Hæmolytic Serum, 328—Storage of Hæmolysin, 331. XVII. EXPERIMENTAL INOCULATION OF ANIMALS 332 Selection and Care of Animals, 335 —Methods of ... 95—Blood Stains, 97—Methods of Demonstrating Structure of Bacteria, 99—Differential Methods of Staining, 108. VII. METHODS OF DEMONSTRATING BACTERIA IN TISSUES 114 Freezing Method, 115—Paraffin...

Ngày tải lên: 16/02/2014, 22:20

666 512 0
Is Lactobacillus GG Helpful in Children With Crohn’s Disease? Results of a Preliminary, Open-Label Study docx

Is Lactobacillus GG Helpful in Children With Crohn’s Disease? Results of a Preliminary, Open-Label Study docx

... the scope of this preliminary investigation to address the question of underlying mechanisms of action of this pro- biotic in Crohn’s disease. In conclusion, and fully acknowledging the limitations of ... ex- cluded from the study. Protocol Design The study was a 6-month open-label pilot evaluation of the efficacy of LGG at a dose of 10 10 colony-forming units (CFU) in enterocoated tablets twice a ... relapse of Crohn’s disease within 4 to 12 weeks of discontinuation of LGG. One patient sub- sequently needed colectomy and one patient had ileoce- cal resection. DISCUSSION Although the cause of Crohn’s...

Ngày tải lên: 05/03/2014, 12:20

5 511 0
Báo cáo khoa học: Acceleration of disulfide-coupled protein folding using glutathione derivatives potx

Báo cáo khoa học: Acceleration of disulfide-coupled protein folding using glutathione derivatives potx

... folding of proteins and is catalyzed by a free thiol group. The kinetically trapped intermediates were observed at the early stage of the folding reaction because the local stability of each moiety of ... There- fore, it is possible that the negative charge of the glu- tamic acid residue offsets the acceleration effect of the positive charge of the arginine residue on disulfide-cou- pled folding. Arginine ... RCG red ⁄ RCG ox . The distribution of folding intermediates of prouroguanylin produced using RCG red ⁄ RCG ox was compared with that of GSH ⁄ GSSG at several time-points of the fold- ing reactions,...

Ngày tải lên: 06/03/2014, 00:21

8 281 0
Báo cáo khoa học: Arabidopsis thaliana CYP77A4 is the first cytochrome P450 able to catalyze the epoxidation of free fatty acids in plants potx

Báo cáo khoa học: Arabidopsis thaliana CYP77A4 is the first cytochrome P450 able to catalyze the epoxidation of free fatty acids in plants potx

... incubated radiolabeled linoleic acid with micro- somes in the presence of an increasing concentration of unlabeled linolelaidic acid, and did not detect any inhibition of epoxidation of linoleic ... physi- ological role of CYP77A4. This lack of data could explain the small amount of information available today concerning the ability of plant enzymes to gener- ate epoxides of fatty acids, despite ... presence of five metabolites. The mass spectra are given in Fig. S2. The regioselectivity of CYP77A4 was determined on the basis of the peak area of each metabolite detected by GC. Metabolites of oleic...

Ngày tải lên: 07/03/2014, 03:20

17 544 0
Báo cáo khoa học: "Order of Subject and Object in Scientific Russian When Other Differentia Are Lacking" ppt

Báo cáo khoa học: "Order of Subject and Object in Scientific Russian When Other Differentia Are Lacking" ppt

... Table 1 INSTANCES OF MORPHOLOGICALLY INDISTINGUISHABLE SUBJECT AND OBJECT IN A SAMPLE OF RUSSIAN PHYSICS TEXT * Three subjects are in apposition with con- junctions of Non-Cyrillic occurrences. ... other than those of the present study; neither is translated li- terally. Conclusions On the basis of a preliminary study of the 56 relevant instances in 22, 000 running words of text, we ... Table 1. The subject precedes the verb 52 times; the object follows the verb 56 times. When both object and subject follow the verb, the object precedes the subject 4 times. The 4 sequences...

Ngày tải lên: 07/03/2014, 18:20

3 319 0
Báo cáo Y học: Concerted regulation of free arachidonic acid and hormone-induced steroid synthesis by acyl-CoA thioesterases and acyl-CoA synthetases in adrenal cells pdf

Báo cáo Y học: Concerted regulation of free arachidonic acid and hormone-induced steroid synthesis by acyl-CoA thioesterases and acyl-CoA synthetases in adrenal cells pdf

... and Ernesto J. Podesta ´ Department of Biochemistry, School of Medicine, University of Buenos Aires Although the role of arachidonic acid (AA) in the regulation of steroidogenesis is well documented, ... aim ofthis studywas to characterize the role of an acyl-CoA thioesterase (ARTISt) and an acyl-CoA synthetase as members of an alternative pathway in the regulation of the intracellular levels of ... participation of ACS4 and of AA-CoA in the regulation of steroidogenesis in Y1 cells. DISCUSSION AA is present in the plasma membrane of most mammalian cells esterified to phospholipids. Free cytosolic...

Ngày tải lên: 08/03/2014, 09:20

9 470 0
Báo cáo Y học: Amphipathic property of free thiol group contributes to an increase in the catalytic efficiency of carboxypeptidase Y pot

Báo cáo Y học: Amphipathic property of free thiol group contributes to an increase in the catalytic efficiency of carboxypeptidase Y pot

... any effect on the rate of acylation. Roles of Cys341 in the catalytic mechanism of carboxypeptidase Y Before the formation of the Michaelis complex, the free thiol group of Cys341 participates ... pocket unstable because of the elasticity introduced. The size of the S1 subsite may also be reduced as the result of shrinkage of the hydrophobic side chains in the surface of the S1 pocket which ... purity of all mutants. The protein yields of C341G, C341S and C341D were similar to that of the wild-type, whereas the yields of C341V, C341F and C341H were lower. The specific activities of all...

Ngày tải lên: 08/03/2014, 23:20

6 459 0
The Algorithmic Beauty of Plants (The Virtual Laboratory) potx

The Algorithmic Beauty of Plants (The Virtual Laboratory) potx

... central concept of L-systems is that of rewriting. In general, rewrit- ing is a technique for defining complex objects by successively replacing parts of a simple initial object using a set of rewriting ... broken line made up of N equal sides of length r. Thus each stage of the construction begins with a broken line and consists in replacing each straight interval with a copy of the generator, reduced ... wider class of IL-systems,also called (k,l)-systems. In a (k,l)-system, the left context is a word of length k and the right context is a word of length l. In order to keep specifications of L-systems...

Ngày tải lên: 15/03/2014, 13:20

240 360 0
2005-2006 Assessment Of The Army Research Laboratory pdf

2005-2006 Assessment Of The Army Research Laboratory pdf

... application of sophisticated models of soldier performance and of software to support assessment of survivability and lethality of systems; and studies to assess and improve the designs of helmets ... president of the National Academy of Sciences. The National Academy of Engineering was established in 1964, under the charter of the National Academy of Sciences, as a parallel organization of outstanding ... control of groups of unmanned aerial vehicles (UAVs) by smaller groups of human operators. A unified effort in the area of information security, especially in the establishment of test and “bake-off”...

Ngày tải lên: 15/03/2014, 21:20

17 328 0
History of Free Thought in Reference to The Christian Religion potx

History of Free Thought in Reference to The Christian Religion potx

... the waters of confusion had retired. The silence of reason in this interval was not the result of the abundance of piety, but of the prevalence of ignorance; a sign of the absence of inquiry, not of ... idea rather of the method than of its result, the freedom of the mode of inquiry rather than the character of the conclusions attained; but the same fundamental idea of independence and freedom from ... when the origin of it is referred to false systems of thought. The anatomy of error is the first step to its cure. In another point of view, independently of the value of the line of inquiry generally,...

Ngày tải lên: 16/03/2014, 03:20

332 442 0
w