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Xây dựng phương pháp định lượng selen trong thực phẩm bằng quang phổ hấp thụ nguyên tử (a AS)
Ngày tải lên :
24/09/2015, 15:42
... hàng ngày (RDA) trẻ em người lớn sau : Bảng 1.1: Lượng Selen ăn vào hàng ngày theo khuyến cáo Viện Y học Mỹ Lứa tuổi Nam Nữ Phụ nữ mang Phụ nữ Mức tối đa (ng/ngày) thai cho bú ăn vào (ng/ngày) ... hàm lượng selen chế độ dinh dưỡng hàng ngày người lớn 50- 200 |ig Ở Australia liều khun dùng người trưởng thành 85 |ig/ngày nam 70 ịig/ngày nữ Theo khuyến cáo Viện Y học Mỹ, lượng selen ăn vào ... chất di truyền tế bào Gốc tự ngun nhân lão hóa Các hợp chất seien co- enzym Q có khả chống oxy hóa lipid màng tế bào, phân hủy peroxyđ tạo thành tế bào, đảm bảo tồn vẹn tế bào, làm chậm q trình...
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Lab Linux phan I, II Installing Linux as a Server
Ngày tải lên :
13/09/2012, 10:21
... lỗi, trình cài đặt có đĩa lỗi bạn làm lại toàn trình cài đặt - Chọn Skip Tiến trình cài đặt bắt đầu - Chọn Next Biên soạn: Nguyễn Trí Thức – Lưu Hành Nội Bộ TRUNG TÂM ĐÀO TẠO QUẢN TRỊ VÀ AN NINH ... tin /etc/passwd: Là sở liệu tài khoản người dùng Linux dạng tập tin văn - Cấu trúc file /etc/passwd - Xem file /etc/passwd : cat /etc/passwd ……………… Quan sát thành phần file /etc/passwd 2/ Tập ... muốn restore - Màn hình Ghost hệ điều hành Linux thành file img: Biên soạn: Nguyễn Trí Thức – Lưu Hành Nội Bộ 23 TRUNG TÂM ĐÀO TẠO QUẢN TRỊ VÀ AN NINH MẠNG ATHENA Bis Đinh Tiên Hoàng, P Đa Cao,...
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Báo cáo y học: " Self-reported sickness absence as a risk marker of future disability pension. Prospective findings from the DWECS/DREAM study 1990-2004"
Ngày tải lên :
26/10/2012, 10:03
... test was performed in order to test if a gradual increase in sickness absence was associated with increase in risk of disability pension The SAS procedure PROC GENMOD (SAS version 9.1) was used ... absence per annum decreased from 2.77 to 2.68, and remained significant There was an increased risk of disability pension for people who were smokers at baseline, whereas there was no effect of BMI ... categorized as 18-45 year old employees at baseline Outcome A disability pension case was defined from onset of receiving disability pension according to DREAM During the three-year wash-out period...
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current situation of outsourcing development, a number of favorable factors promoting this industry as well as analysis of outsourcing activities FPT Software.doc
Ngày tải lên :
27/10/2012, 16:41
... protection of IPR as well as good IT infrastructure and software development platforms However, China software industry is desperately seeking for independent core technologies as well as distinctive ... Vietnam government has put emphasis on this industry as the leading sector to help Vietnam turn into knowledge – based economy In the 90s, software outsourcing in Vietnam was a new concept when ... outsourcing to developing countries like India, China and Eastern Europe, and more recently, to Association of Southeast Asian Nations (ASEAN) countries 2.1.5 Achievements Vietnam’s software outsourcing...
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Báo cáo y học: "A folate-rich diet is as effective as folic acid from supplements in decreasing plasma homocysteine concentrations"
Ngày tải lên :
02/11/2012, 11:12
... between plasma total homocysteine (tHcy) concentrations and the risk of cardiovascular disease [1,2] and the importance of tHcy measurement as screening test in the evaluation of cardiovascular ... calculated as the difference between baseline Int J Med Sci 2005 60 and follow-up measures divided by the baseline measure, with the result multiplied by 100 Pearson's coefficients were used to assess ... Beresford SA, Omenn GS, Motulsky AG A quantitative assessment of plasma homocysteine as a risk factor for vascular disease Probable benefits of increasing folic acid intakes JAMA 1995;274(13):1049-57...
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Báo cáo y học: "An Avian Connection as a Catalyst to the 1918-1919 Influenza Pandemic"
Ngày tải lên :
02/11/2012, 11:12
... transmission disease There are two major classes of influenza virus, type A and B these two classes have similar structures, but all A virus proteins are different from B as far as the immune system ... the American Medical Association Influenza was not a reportable disease: the only evidence of the early occurrence was the registration of deaths reported as uncomplicated cases of pneumonia by ... theory that was offered was that this “Spanish flu” was actually a different disease Decades later phylogenic testing will find this to be false Other theories were that presence of gas warfare, and...
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Life as a Ghost
Ngày tải lên :
07/11/2012, 09:08
... penis massaged! But somehow I knew it wasn’t so A more ominous explanation came to my mind Maybe everything was real, and it was taken for granted that I was dead, just I wasn’t! My brain was still ... any case I suddenly felt something of what he was probably feeling It was indistinct, but it was there Vague feelings about which I was sure that they weren’t my own… Admiration There was something ... guess my last thoughts as a living human being must have been very trivial Perhaps I was just thinking that this was the bad ending to a bad day I guess I couldn’t really believe that I was really...
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Vcd as a stimulating factor to increase the young learners’ time-on-task
Ngày tải lên :
07/11/2012, 14:44
... between task-based teaching and tasksupported teaching The task-based teaching occurs when the teaching is based exclusively on meaning-focus tasks, and the task-supported teaching occurs when tasks ... "time-on-task" has been derived as a measure of the latter variable So when observing the class, the writer has to take note carefully and count the time on task of students in every class The ... increasing pupils’ time-on-task between using VCDs and cassettes in English class Using VCDs in English class Total of time, when Total of time, Total of time, Using cassettes in English class...
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Flavor enhancement as a tool for increasing pleasantness and intakeof a snack product among the elderly
Ngày tải lên :
03/04/2013, 21:06
... sample was perceived to be slightly less pleasant in the second tasting session than in the first one, whereas the pleasantness of the heightened aroma sample increased in the second tasting session ... rated as more pleasant throughout the testing period In the elderly, by contrast, the pleasantness ratings of the two samples merged and towards the end both samples were rated as equally pleasant ... samples first The subjects were asked to rate one sample a day at any time of the day they wanted Similarly to the tasting sessions, As the final task in the second tasting session, most of the subjects...
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Nghiên cứu AS dài hạn, ngắn hạn và Chính sách chủ động dựa trên nguyên tắc phản hồi của Keynes
Ngày tải lên :
04/04/2013, 09:49
... lực (H),Tài nguyên thiên nhiên (R), Công nghệ có (T) Mức giá kỳ vọng Pe LS vỡ (W/P) ASSR dịch sang phải Pe LS vỡ (W/P) ASSR dịch sang trái Giá nguyên nhiên vật liêu Giá đầu vào sản xuất ... Trong di hn, sn lng hng húa v dch v ca LRAS nn kinh t ( GDP thc t) P ch ph thuc vo L,K, R, Pa T A LRAS thng ng ti mc B Pb AD1 sn lng t nhiờn AD2 AS thng ng ỏp dng s Y Y phõn ụi c din v tớnh ... trinh AS dai han AS ngn han Chinh sach chu ụng da trờn nguyờn tc phan hụi cua Keynes Business Statistics: A Decision-Making Approach, 6e â 2005 Prentice-Hall, Inc Chap 14-2 I NG TNG CUNG AS- AGGREGATE...
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USING BRAND AS AN EFFECTIVE WEAPON TO COMPETE IN THE MARKET: A CASE STUDY OF NHAT LINH COMPANY
Ngày tải lên :
13/04/2013, 10:29
... the inflation rate was brought down to a reasonable level (Table 3.1) In 1999, the inflation rate was further decreased to 0.1% and -0.5% in 2000 That was caused by low purchasing power of Vietnamese ... Until now, LiOA has been recognized as one of the most popular brands in Vietnam It has been perceived as the symbol of high quality product in the eyes of many Vietnamese The Company also has ... increased together with their income per capita also increases, especially in large cities such as Hanoi and Ho Chi Minh Cities In addition, the number of personal computers has been increased...
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Stability and in vivo evaluation of pullulan acetate as a drug nanocarrier
Ngày tải lên :
23/04/2013, 21:38
... stability of PANs was studied in the aqueous medium, and the acute toxicity of PANs was evaluated in mice Morever, EPI was loaded into PANs and its pharmacokinetics was also assessed in rats to ... the free drug Methods Materials Pullulan (Mw = 200,000) was purchased from Hayashibara (Tokyo, Japan) Epirubicin·HCl (EPI·HCl) was purchased from Hisun Pharmaceutical Co (Zhejiang, China) Poly ... the C-18 column was used and the mobile phase (0.02 M KH2PO4/CH3CN/CH3OH = 49:17:34 v/v/v) was delivered at a rate of 1 ml/min Sample (20 μl) was injected and the column effluent was detected with...
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grey water reuse as a sustainable alternative resouree
Ngày tải lên :
25/04/2013, 08:20
... within the home are minimal as pathogens are usually killed after being placed in the soil Pathogens are not spread to others as atmospheric spraying is not permitted as it generates droplets or ... plumbing system has to be installed to separate the grey water from the wastewater discharges in a home Some allowance for treatment by chlorination may be necessary where the water has fouled up ... sprayed or otherwise applied so as not to form airborne aerosols Overflows and bypass systems must be installed for the greywater to overflow into the municipal wastewater system when there is...
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Love was as clear as a mirror
Ngày tải lên :
18/08/2013, 19:10
... Then coming the day she graduated from school and began mature I was present in her class on the last day Their fare-well party was hold in a romantic place in a big park They ate food, drank beer, ... my mouth as a fresh smile “You think I’m so much talkative, don’t you?”, I asked them “Maybe, sir…” That was it Just one minute before they praised me then one minute after they said I was talkative! ... if my mistake was a beam of fire But she wasn’t only a firecracker but also a string of them, and that was very terrible! I remembered the day she put my name in the live broadcast program of...
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Evaluation of Dredged Sediment as a Silt and Clay Source for Artificial Tidal Flats
Ngày tải lên :
05/09/2013, 09:38
... poly-aluminum chloride (PAC) as well as waste steel slag (WSS) (E5) A natural tidal flat (C3) at the same tidal level was chosen as a reference for monitoring benthic communities as well as physicochemical ... would be used as basement material to infill the core, because DS is the waste discharged from harbor management activities The basement material would be covered with sandy media such as mountain ... (n=2) reason may be the difference in silt and clay content As shown in Table 4, the silt and clay content in E3 was about 15-30% Although the silt and clay content (64%) in C3 was measured only...
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Screening of PHA-Producing Bacteria Using Biodiesel- Derived Waste Glycerol as a Sole Carbon Source
Ngày tải lên :
05/09/2013, 10:15
... absorbance measurement was made at 410 nm against a blank sample Batch culture The experiment was carried out in a batch culture using wastewater and soil as inoculum Bacterial source was pre-grown ... by this waste stream This gives way to ascertain PHA-producing organisms from this unpurified carbon source MATERIALS AND METHODS Materials Waste vegetable oil-based biodiesel-derived waste glycerol ... was boiled for 10 minutes An absorbance measurement was made at 235 nm using a UV-spectrophotometer against concentrated sulfuric acid Free glycerol determination Substrate utilization was measured...
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Novel design of a compacted micro-structured air-breathing PEM fuel cell as a power source for mobile phones
Ngày tải lên :
05/09/2013, 14:58
... is gases thermal conductivity (W/(m.K)) The gas phase and the liquid phase are assumed to be in thermodynamic equilibrium; hence the temperature of the liquid water is the same as the gas phase ... transport in the gas diffusion layers are given below Mass transfer in the form of evaporation & & & ( m phase > 0) and condensation ( m phase < 0) is assumed Where m phase is mass transfer: for ... The gas phase and the liquid phase are assumed to be in thermodynamic equilibrium, i.e., the liquid water and the gas phase are at the same temperature The potential distribution in the gas diffusion...
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