light temperature and ph
Tài liệu Báo cáo khoa học: Temperature and phosphate effects on allosteric phenomena of phosphofructokinase from a hibernating ground squirrel (Spermophilus lateralis) pptx
... inorganic phosphate resulted in an inhibition of PFK activity Further analysis of phosphate effects on PFK at °C seemed warranted and Fig shows an anomalous interaction between pH and phosphate effects ... of pH and inorganic phosphate concentration on the activity of S lateralis phosphofructokinase at °C Activities are expressed relative to the PFK activity in the absence of phosphate at each pH ... phosphate and by 5-fold with 20 mm phosphate However, as was also seen in Table 2, the maximum velocity of PFK at °C was reduced in the presence of phosphate by 49 and 79%, respectively, at and...
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Báo cáo lâm nghiệp: "Light acclimation and photosynthetic response of beech (Fagus sylvatica L.) saplings under artificial shading or natural Mediterranean conditions" docx
... (A Porté, personal communication): between and 15% of full sunlight, between 15 and 30%, between 30 and 45%, between 45 and 60%, between 60 and 75%, and at about 100% in zones where black pines ... the beech leaves in these cells Hemispherical photographs were taken during summer 2001 when canopy was fully expanded, and data were processed using the Gap Light Analyser (GLA) software [19] ... of sunlight in the vicinity of the beech regeneration: mean leaf temperature was between 19.9 and 22.4 °C, (extremes values: 17.5 and 29.8 °C), and mean relative humidity was between 50.4 and 59.6%...
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Báo cáo khoa học: Protective effect of active oxygen scavengers on protein degradation and photochemical function in photosystem I submembrane fractions during light stress pdf
... Carpentier R (2003) Photoinhibitory light- induced changes in the composition of chlorophyll–protein complexes and photochemical activity of photosystem I submembrane fractions Photochem Photobiol 77, ... References Powles SB (1984) Photoinhibition of photosynthesis induced by visible light Annu Rev Plant Physiol 35, 15–44 Aro EM, Virgin I & Andersson B (1993) Photoinhibition of photosystem II Inactivation, ... barley and cucumber leaves exposed to weak light at chilling temperature, photoinhibition of PSI coincided with the damage of both reaction-center proteins, PsaA and PsaB, and the proteins PsaD and...
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the effect of the hydrothermal treatment with aqueous naoh solution on the photocatalytic and photoelectrochemical propertiesof visible light-responsive TiO2thin films
... thin films on their characteristics, photoelectrochemical properties, and photocatalytic activities for the separate evolution of H2 and O2 from water under solar light irradiation Experimental Vis-TiO2 ... pure Ar gas for h Light irradiation was carried out with a sunlight-gathering system (Laforet Engineering, XD50D) and the evolved H2 and O2 were analyzed by a gas chromatograph (GC, G2800-T, Yanaco) ... oxygen by photogenerated holes occurs on these electrodes under UV (l ! 300 nm) and visible light (l ! 420 nm) irradiation Furthermore, significant increase in the anodic photocurrent under UV and visible...
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Báo cáo khoa học: J1–Photosynthetic Light Harvesting and Reaction Center Complexes ppt
... of PAGE and IEF, by using a Pharmacia Phast System The enzyme hhPPO is multimeric, it has Mr = 140 kDa by SDSPAGE and GFC, pI = 4.0 by IEF, and neutral optimum pH The diphenolase and monophenolase ... germination and rises up to the tenth day TMP, produced by TMPS, is the best substrate for a phosphatase (65 kDa) that is induced with a similar time profile and is active both at pH and This phosphatase ... Abstracts PAGE and isoelectrofocusing, by using a Pharmacia Phast System They have been obtained three enzymatic isoforms with low, medium and high hydrophobicity The diphenolase and monophenolase...
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Báo cáo hóa học: " Preparation, characterization and photocatalytic behavior of WO3-fullerene/TiO2 catalysts under visible light" pot
... both the conduction band (CB) and the valence band (VB) of WO3 were higher than the CB and VB of TiO2 and fullerene When the hole and electron pairs were also generated and separated on the interface ... jump onto the conduction band and become free electrons named photoelectrons when under visible light irradiation In this system hole and electron pairs were also generated and separated on the interface ... fullerene and TiO In the case of fullerene-coupled TiO2, hole and electron pairs were generated and separated on the interface of fullerene by visible light irradiation The level of the conduction band...
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Báo cáo hóa học: " Effect of growth temperature on the morphology and phonon properties of InAs nanowires on Si substrates" doc
... et al [20] and Tiong et al [21], and also generalized by Campbell and Faucher et al [22], the reduction in physical dimension of materials can lead to a downshift of phonon frequency and a broadening ... LO and TO phonon peaks, there is another phonon peak centered around 230.0 cm-1, which can be attributed to the SO phonons Such SO phonon modes have also been observed in GaP, ZnS, GaAs, and ... can be attributed to the LO and TO phonon modes of bulk InAs Therefore, Raman peaks located at 237.9 and 216.2 cm -1 in Figure 2a can be attributed to the LO and TO phonon mode of InAs NWs Except...
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Báo cáo lâm nghiệp: "Growth and physiological state of beech seedlings grown in a nursery in different light conditions" docx
... for photosynthesis Photoinhibition is also indicated by a marked decrease in the values of chlorophyll fluorescence Fv/Fm following the change in light conditions During photoinhibition the photosynthetic ... M (1997): Ecophysiological responses of Fagus sylvatica seedlings to changing light conditions II The interaction of light environment and soil fertility on seedling physiology Physiologia Plantarum, ... differences in red chlorophyll fluorescence and photosynthetic activity between sun and shade leaves by fluorescence imaging Photosynthetica 38: 521–529 Madsen P (1994): Growth and survival of Fagus...
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Báo cáo lâm nghiệp: "Effect of plant age, temperature and rainfall on Lepidoptera insect pests collected with light traps in a Eucalyptus grandis plantation in Brazil" docx
... Figure Mean temperature (ºC) and rainfall (mm) (A) and total number of individuals of Lepidoptera (B) and of major (C) and lesser (D) important pests collected in a Eucalyptus grandis plantation ... primary and secondary pests species and of those with highest number to individuals collected per light trap (G unipennaria, S caberata and S grosica) were evaluated with regression analysis and ... correlation with temperature (r = –0.17, P > 0.05) and rainfall (r = –0.16, P > 0.05) (Fig and Tab IV) and the frequency of individuals of this species was higher when eucalyptus plants were five and six...
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Báo cáo lâm nghiệp: "Light-quality and -quantity effects on monoterpene-mediated photo-bleaching of conifer needles" pot
... red and far-red light conditionsalso led to higher levels of chlorophyll a The increase in red light was less than in blue or in far-red light (cf Kasemir and Mohr, 1981).High intensity white light ... (1979) Photophosphorylation and ultrastructural development in Pinus nigra chloroplasts, grown under different spectral composition of light Physiol Plant 46, 324-329 Voskresenzkaya N.P (1988) Photoregulatory ... treatments with P-pinene in white light/ dark cycles Depending upon light- quality, -quantity and light/ dark cycles, the fumigation with /3-pinene modified pigment and a-tocopherol levels (Table I) Fumigation...
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Báo cáo y học: "Phase delaying the human circadian clock with a single light pulse and moderate delay of the sleep/dark episode: no influence of iris color" potx
... with light exposure is dependent on the spectral composition of the light source [5-8], the light level [9,10], and the duration and pattern of the light pulse(s) [11-14] As the converse of light ... lux (4,100 K) and began their final phase assessment five hours later After the laboratory session, photographs of subjects' irises were taken by an ophthalmologist (H.-S.C.) Photographs of subjects' ... Bright Light Exposure The bright light was administered via a single light box placed on a desk ~40 cm from the subjects' eyes The light box (67 × 68 × cm, Philips Lighting, Eindhoven, The Netherlands)...
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báo cáo khoa học: " Vitamin B6 deficient plants display increased sensitivity to high light and photo-oxidative stress" pdf
... pyridoxal, pyridoxamine and their phosphorylated derivatives, pyridoxine 5'-phosphate, pyridoxal 5'-phosphate and pyridoxamine 5'-phosphate [1-3] Most bacteria, fungi and plants possess vitamin ... proteins, PDX1 and PDX2, which function as a glutamine amidotransferase and produce pyridoxal-phosphate from intermediates of glycolysis and the pentose phosphate pathway [4,5] PDX1 and PDX2 work ... Figure A) Chlorophyll content and B) chlorophyll a/b ratio in leaves of WT and pdx1 plants grown at different PFDs A) Chlorophyll content and B) chlorophyll a/b ratio in leaves of WT and pdx1 plants...
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the effect of ph, dark – light cycle and light colour on the chlorophyll and carotenoid production of spirulina sp.
... determination the effect of pH, dark – light cycle and light colour on the growth and pigment production of Spirulina sp The results showed that pH = 9, white light and continuous illumination ... chlorophyll and carotenoid production 3.2 The effect of light colour on Spirulina sp chlorophyll and carotenoid production 3.3 The effect of dark – light cycle on Spirulina sp chlorophyll ... acid, sulphur such as methionine and cysteine (Borowitzka, 1988) Beside that Spirulina also contain vitamin A, B1, B2, B3, B12 and minerals such as iron, phosphor, magie and calci…(Pandey et...
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MAC and Physical.ppt
... Xerox Corp Standardized in 1980 as IEEE 802.3 CSMA/CD algorithm is same for both Ethernet and 802.3 Frame format differs between Ethernet and 802.3 Frame format differs between Ethernet and 802.11 ... the Virtual Carrier-Sensing indicates the medium is idle and the station can transmit q For the station to transmit both the physical and virtual carrier sense must report an idle condition otherwise ... and (2) the NAV is zero February 2005 Coypright 2005 All Rights Reserved 22 Slot Times The slot time multiplied by the random number to obtain the wait time is dependent upon the particular physical...
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Some Useful Idioms And Phrases
... vọng tốt 9/ - Take its course: tự ph t triển (bệnh tình) - In vicious circle: vòng luẩn quẩn - In the nick of time: vừa kịp lúc - Be overrun with ST: có nhiều - Stand by/ go back on one’s pledges: ... (chuyện tầm ph o) - Let ST drop: không đề cập, nói vấn đề - Baking-hot: very hot - Hold/keep/ take a grip: tự chủ cải biến cách ứng xử - More or less: almost - Beyond/past redemption: vô ph ơng cứu ... kéo dài thời gian - Rough and ready: tàm tạm - In the rough: chưa hoàn thành - In rough: đại khái Ex: I’ve drawn it in rough so that he finds it easy to look Join hands to ST: hợp tác làm - Make...
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Chuyển hóa Calcium and Phosphorus trên bệnh nhân suy thận
... tuyến ph giáp đặc trưng tăng PTH kéo dài rối lọan chuyển hóa khóang chất Hậu tổn thương lan tỏa cường tuyến ph giáp bệnh xương Những thay đổi chuyển hóa Calci Phosphor gây cường tuyến ph ... Các thành ph m giống calci - Gia tăng họat tính CaSR - Giảm ph ng thích PTH vài ph t - Giảm PTH huyết tương vài đến nhiều Các thành ph m ly giải Calci - Kích họat CaSR - Kích thích ph ng thích ... kết phosphate chứa Calcium, Sterol củ Vitamine D giảm liều cinacalcet Kết luận (ph n 2) Cinacalcer HCl dung nạp tốt Trong thực hành, cinacalcet HCl giúp nhiều bn đạt iPTH, Calcium phosphor...
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Báo cáo y học: " Factors affecting the long-term response to tacrolimus in renal transplant patients: Pharmacokinetic and pharmacogenetic approac"
... 125- and 20- bp bands (lanes 1, 2, 3, 6, and 9) and CYP3A5*1/*3 genotype gives 168-, 148-, 125- and 20- bp (lanes 4, 5, and 10) CYP3A5*3/*3 genotype is not seen in this picture The 20- bp band ... CYP3A5*1/*1 genotype gives 148-, 125- and 20- bp bands, CYP3A5*3/*3 genotype gives 168- and 125-bp bands and CYP3A5*1/*3 genotype gives 168-, 148-, 125- and 20- bp [19] Statistical analysis Tacrolimus ... Glomerulonephritis Cystoureteral reflux Polycystic kidney disease Diabetic nephropathy Alport syndrome Eclampsia Antiphospholipidic syndrome (Systemic lupus erythematosus) Nephrolithiasis Nephrosclerosis...
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Ajax.and.PHP_Building.Responsive.Web.Applications_Packt_2006
... for Action—Doing AJAX with PHP 66 Passing Parameters and Handling PHP Errors 71 Time for Action—Passing PHP Parameters and Error Handling Connecting to Remote Servers and JavaScript Security Time ... Calls with XMLHttpRequest and XML 55 Handling More Errors and Throwing Exceptions Creating XML Structures Summary Chapter 3: Server-Side Techniques with PHP and MySQL PHP and DOM 59 63 64 65 65 ... 1990 HTTP and HTML PHP and Other Server-Side Technologies JavaScript and Other Client-Side Technologies What's Been Missing? Understanding AJAX Building a Simple Application with AJAX and PHP Time...
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PHÂN TÍCH CHƯƠNG TRÌNH MÔ PHỎNG MỘTCHIỀU AMPS – 1D (Analysis of Microelectronic and Photonic Structures)
... 1.3.6 Các ph ơng ph p pha lỏng nhiệt độ thấp Các ph ơng ph p chế tạo không chân không, gồm điện hóa, mạ không điện cực, lắng đọng bể hóa học “các ph ơng ph p dựa vào hạt” v.v… Các ph ơng ph p vốn ... trọng ph i giảm hệ số ph n xạ mặt trước Một số biện ph p để giảm hệ số mặt trước như: - Chọn vật liệu có hệ số ph n xạ thấp, suốt 42 - Chế tạo bề mặt ph ng nhẵn, mặt trước ph i có độ dày ph hợp ... dụng hoàn toàn quang ph hữu hình với ph n quang ph hồng ngoại Tuy nhiên, lượng ph n quang ph hồng ngoại ph ng xạ bước sóng dài, thấp để tạo dòng điện Ph ng xạ lượng cao tạo dòng điện, nhiên...
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Tìm thêm: xác định các mục tiêu của chương trình khảo sát các chuẩn giảng dạy tiếng nhật từ góc độ lí thuyết và thực tiễn khảo sát chương trình đào tạo gắn với các giáo trình cụ thể xác định thời lượng học về mặt lí thuyết và thực tế tiến hành xây dựng chương trình đào tạo dành cho đối tượng không chuyên ngữ tại việt nam điều tra đối với đối tượng giảng viên và đối tượng quản lí điều tra với đối tượng sinh viên học tiếng nhật không chuyên ngữ1 khảo sát các chương trình đào tạo theo những bộ giáo trình tiêu biểu nội dung cụ thể cho từng kĩ năng ở từng cấp độ xác định mức độ đáp ứng về văn hoá và chuyên môn trong ct mở máy động cơ rôto dây quấn các đặc tính của động cơ điện không đồng bộ hệ số công suất cosp fi p2 đặc tuyến hiệu suất h fi p2 đặc tuyến dòng điện stato i1 fi p2 sự cần thiết phải đầu tư xây dựng nhà máy thông tin liên lạc và các dịch vụ phần 3 giới thiệu nguyên liệu từ bảng 3 1 ta thấy ngoài hai thành phần chủ yếu và chiếm tỷ lệ cao nhất là tinh bột và cacbonhydrat trong hạt gạo tẻ còn chứa đường cellulose hemicellulose chỉ tiêu chất lượng 9 tr 25