what is the effect of dilution on the ph of the buffer solution
ẢNH HƯỞNG CỦA ĐỘ KIỀM LÊN QUÁ TRÌNH TĂNG TRƯỞNG CỦA TÔM THẺ CHÂN TRẮNG (Penaeus vannamei) ĐƯỢC NUÔI Ở ĐỘ MẶN THẤP (4‰) EFFECT OF ALKALINITY ON GROWTH PERFORMANCE OF WHITE LEG SHRIMP (Peneaus vannamei) CULTURED IN LOW SALINITY AREA (4‰)
... entitled Effect of alkalinity on growth performance of white leg shrimp (Peneaus vannamei) cultured in low salinity environment (4‰)” was carried out at hatchery lab’s Faculty of Fisheries, Nong ... fluctuated between 68.3 and 77.5%, food conversion rate was spent from 1.16 to1.50 and feed intake was consumed from 0.11 to 0.13 g/day. To conclude, concentration of alkalinity ranged from 40 to ... 4‰. Sodium carbonate (Na2CO3) có khả năng tăng kiềm rất cao. Khi vào nước Sodium carbonate (Na2CO3) ph n ứng với Carbon dioxide làm tăng độ kiềm tổng cộng theo ph ơng trình : Na2CO3...
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báo cáo hóa học:" Direct effects of caffeine on osteoblastic cells metabolism: the possible causal effect of caffeine on the formation of osteoporosis" doc
... evaluated.MethodsPreparation of caffeine solutions The powder of caffeine (Sigma, St. Louis, MO, USA) werepurchased and diluted in phosphate buffered solution (Sigma, St. Louis, MO, USA). In the first part of this ... apoptosis probably is one of the major factors in the caffeine-ingestion asso-ciated osteoporosis in the clinical medicine. However, thishypothesis is needed to be validated in the further studies.In ... the size of 200– 1000 bp (Fig. 5).DiscussionCoffee is one of the most widely consumed psychoactivebeverages throughout the world. Many investigators havedemonstrated that caffeine, one of...
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A study to indicate the importance of consumer based-brand equity on consumer perception of brand (a case study of fast food restaurants).pdf
... been of help to us.2 CHAPTER 1: INTRODUCTIONThis chapter of the thesis presents a brief discussion of the background, followed by problem discussion, research purpose, research question and ... brand based on the information they have. Such information can be price or quality etc.ã Purchase decision: this is when consumers purchase the product. Consumer’s perception of a brand can ... maximize the value of their brands.1.5 DEFINITION OF KEY WORDSSeveral definitions of our key words exist in the literatures and we shall endeavour to write the once that are suitable. This is just...
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Báo cáo khoa học: Analysis of the region for receptor binding and triggering of oligomerization on Bacillus thuringiensis Cry1Aa toxin potx
... formation on the cell membrane[14,15]. This induces osmotic swelling and bursting of the cell, leading to disruption of the midgut tissue anddeath of the insect [16]. The three-dimensional structure ... [22].However, we cannot exclude the possibility that the loss of binding ability is derived from disruption of the toxin conformation caused by the mutation introduceddistant from the receptor-binding ... con-struction of cysteine-substituted mutant toxins and the analysis of their binding activity to the receptor toinvestigate the role of mutated amino acid residues; (b) the analysis of the influence of...
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báo cáo hóa học: "Evaluation of the impact of fibromyalgia on patients'''' sleep and the content validity of two sleep scales" pptx
... specifically in the FM patient population. Both of these PRO measureswere developed prior to the current emphasis on the involvement of patients at the concept elicitation anditem generation phases ... conceptelicitation or item generation phases. Therefore, the objective of this study was to evaluate the impact of FM on participants, including their sleep, and to test the content validity of these twosleep ... interpretation of the results for each measure, onesupplemental question was added after completion of the fourth interview (and thus asked of only 16 of the 20 par-ticipants). The question asked...
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Báo cáo hóa học: " Prevention of upper limb symptoms and signs of nerve afflictions in computer operators: The effect of intervention by stretching" potx
... results of this study may contributeto the prevention of computer-related upper limb disor-ders and also provide support to hypotheses on the role of peripheral nerve-afflictions in these conditions.Competing ... over a 6-months period. During the intervention the therapist was available at the worksiteonce a month for employees who wanted ergonomic con-sultations. The intervention was based on the "intentionto ... regular breaks but there was no additionaleffects of physical exercises [20]. In a review of the efficacy of stretching for prevention of injury related to exercise(sports) no conclusions could be...
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báo cáo hóa học:" Evaluation of the impact of fibromyalgia on patients'''' sleep and the content validity of two sleep scales" ppt
... conceptelicitation or item generation phases. Therefore, the objective of this study was to evaluate the impact of FM on participants, including their sleep, and to test the content validity of these twosleep ... assessment of their sleep quality facilitated by this measure was bothimportant and similar to the type of information they pro-vided to their physicians about the consequences of theirnocturnal ... are employees of RTI Health Solutions,who were paid consultants to Pfizer in connection with the development of this manuscript.Authors' contributionsSM contributed to the study design,...
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Báo cáo hóa học: " Letter to the Editor Remarks on “On a Converse of Jensen’s Discrete Inequality” of S. Simic ´" doc
... 6,page37. Therefore, w e willlook back only on case i of Theorem 1.By applying Theorem 3 to the function Fx, yx/y, we obtain the following result.Theorem 7. Suppo se that all the conditions of ... function φ is not emphasized which is used in the proof. Also, the proof of Theorem 2 is completely analogous to the proof of 3, Cor ollary 1,Remark 2 with the above substitution θ M − x/M ... θM.6Furthermore, the right-hand side in 6 is an increasing function of M and a decreasing function of m.Theorem 8. Let L, A,andI be as in Theorem 3.Letφ be a positive convex function on I such...
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Báo cáo lâm nghiệp: "Can 13C stable isotope record of Norway spruce tree rings display the effect of environmental conditions" pot
... rings provides a long term record of the effect of environmental conditions. Needle analyses might provide information only about the effect of environmental conditions in the cur-rent year ... the northern part of the Czech Republic (K 2002). In the Bohemian Forest Mts., the negative effects of atmospheric depositions and soil acidification on isotopic composition and chemistry ... to the effect of soil acidification after the decline of atmospheric depo-sition, which can result in the growth depression of trees. Growth depression of Norway spruce was detected in the...
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