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이승관 ( S K Lee ),이창규 ( C K Lee ),류정록 ( J R Ryu ),검석수 ( S Su Kim ),김상섭 ( S S Kim ),김창영 ( J Y Kim ),장철수 ( Chou I Soo Chang ) 대한임상검사과학회 1993 대한임상검사과학회지(KJCLS) Vol.25 No.1
Calcium exists in serum in three forms, as the free ion and as complexes with proteins and with smaller molecules; of these, the ionized species is the one that in physiologically active. For this reason some investigators tried to find the most convenient method for estimating calcium IOns. In this study, we compared three measurements (Zeisler, Mario and Hanna method) for inoized calcium to our Nova 7 method. Patient comparison results for ISE(x) compared to the other three methods. (y) are : Zeisler=0.579x+0.944, r=0.394, n=50;Mario =0.435x+l.469, r=0.216, n=50;Hanna=O. 905x+0.749, r=0.479, n=50. In conclusion, all performance characteristics of the nomogram method evaluated in this study were found to be incompatible to the Nova 7 method for serum ionized calcium analySIS.
Chun-Hu Cheng,K.I. Chou,Zhi-Wei Zheng,Hsiao-Hsuan Hsu 한국물리학회 2014 Current Applied Physics Vol.14 No.1
In this study, we report a resistive random access memory (RRAM) using trilayer SiOx/a-Si/TiOy film structure. The low switching energy of <10 pJ, highly uniform current distribution (<13% variation), fast 50-ns speed and stable cycling endurance for 106 cycles are simultaneously achieved in this RRAM device. Such good performance can be ascribed to the use of interface-engineered dielectric stack with 1D1R-like structure. The SiOx tunnel barrier in contact with top Ni electrode to form diode-like rectifying element not only lowers self-compliance switching currents, but also improves cycling endurance, which is favorable for the application of high-density 3D memory.
Sen, Sinol,Ingale, S.L.,Kim, J.S.,Kim, K.H.,Kim, Y.W.,Khong, Chou,Lohakare, J.D.,Kim, E.K.,Kim, H.S.,Kwon, I.K.,Chae, B.J. Asian Australasian Association of Animal Productio 2011 Animal Bioscience Vol.24 No.8
A feeding trial was conducted to investigate the effect of dietary supplementation of Bacillus subtilis LS 1-2 grown on citrus-juice waste and corn-soybean substrate on growth performance, nutrient retention, caecal microbial population and intestinal morphology in broilers. Three hundred twenty d-old Ross chicks were randomly allotted to 4 treatments on the basis of BW in a randomized complete block design. Each treatment had 4 replicates of 20 chicks in each. Experimental diets were fed in 2 phases, starter (d 0 to 21) and finisher (d 21 to 35). Dietary treatments were; negative control (NC: basal diet without any antimicrobial), positive control (PC: basal diet added with 20 mg/kg Avilamycin), basal diet added with 0.30% Bacillus subtilis LS 1-2 grown on corn-soybean substrate (P1), and basal diet added with 0.30% Bacillus subtilis LS 1-2 grown on citrus-juice waste substrate (P2). Overall BW gain, feed intake and FCR were better (p<0.05) in PC, P1 and P2 treatments as compared to NC. Moreover, overall BW gain and FCR in PC and P2 treatments were greater than P1. Retention of CP, GE (d 21, d 35) and DM (d 35) were increased (p<0.05) in treatments PC, P1 and P2 compared with NC. At d 35, caecal Clostridium and Coliform counts were lower (p<0.05) in treatments PC, P1 and P2 than NC. Moreover, Clostridium and Coliform counts in treatment PC was lower (p<0.05) than P1. Villus height and villus height to crypt depth ratio in both duodenum and ileum were increased (p<0.05) in treatments PC, P1, P2 as compared to NC. However, retention of nutrients, caecal microbial population and intestinal morphology remained comparable among treatments P1 and P2. It is concluded that Bacillus subtilis LS 1-2 inclusion at 0.30% level had beneficial effects on broilers' growth performance, nutrient retention, caecal microflora and intestinal morphology. Additionally, citrus-juice waste can be used as substrate for growth of probiotic Bacillus subtilis LS 1-2.