By using an LKB-2277 bioactivity monitor, we have determined the thermogenesis curves of four kinds of anaerobes linear growth. From the thermogenesis curves, we established the growth thermokinetic equation:dp/dt = k...By using an LKB-2277 bioactivity monitor, we have determined the thermogenesis curves of four kinds of anaerobes linear growth. From the thermogenesis curves, we established the growth thermokinetic equation:dp/dt = km Pn,the order of growth metabolism n=0, and calculated the mean specific rate constant of multiplication μ. It is a new kind of bacterial growth,it was compared with exponential growth.展开更多
By using LKB2277 bioactivity monitor, we have studied the effect of Na 2SeO 3 on Bacillus subtilis Growth at two different media and found the antagonism of protein on its toxicity. Low concentration of Na 2SeO 3 ...By using LKB2277 bioactivity monitor, we have studied the effect of Na 2SeO 3 on Bacillus subtilis Growth at two different media and found the antagonism of protein on its toxicity. Low concentration of Na 2SeO 3 has promoting action, and high concentration of Na 2SeO 3 has inhibitory action. Half inhibitory concentration ( IC 50 ) of BPY medium is 4.2×10 -1 g / L, and IC 50 of PD medium is 2.2×10 -2 g / L.展开更多
By using an LKB2277 Bioactivity Monitor,we have detedrined the thermogenesis power cu-rves of four kinds of Brucellas S2(55007), M5 (55009),83-202,83-980. And established the thermokinetic equation for the process of ...By using an LKB2277 Bioactivity Monitor,we have detedrined the thermogenesis power cu-rves of four kinds of Brucellas S2(55007), M5 (55009),83-202,83-980. And established the thermokinetic equation for the process of cell growth inlilbited by the products of metabolism, as:From this equation, the rate constants of cell growth k [= k0(1 - β’ P0)] were obtained.This thermokinetic equation is very suitable fdr cell growth of separated culture and is very important for the study of bacterial limited growth and their characteristics.展开更多
By using an LKB-2277 Bioactivity Monitor, we have deterthened the thermogenesis curves of two species of Brucellas arithmetic series growth. nom the thermogenesis curves, a thermokinetic equation as:could be establish...By using an LKB-2277 Bioactivity Monitor, we have deterthened the thermogenesis curves of two species of Brucellas arithmetic series growth. nom the thermogenesis curves, a thermokinetic equation as:could be established for bacterial arithmetic series growth in which the order of growth metabolism n=0. The mean specific rate constant of multiplication and the mean generation time G et al. were calculated. This model was compared with the exponentialmodel.展开更多
The thermograms of Brucalles Br.10 and Br-981 have been deterAnned. From the thermograJns, a thermokinetic equation ln =lnb - kt could be established for the liAnted growth of bacteria. From this equation, the growth ...The thermograms of Brucalles Br.10 and Br-981 have been deterAnned. From the thermograJns, a thermokinetic equation ln =lnb - kt could be established for the liAnted growth of bacteria. From this equation, the growth constant k, the intial growth rate 6, the mean specific growth rate k/m, and the mean thermal power increasing rate Pmaxk/(2m + 2) were calculated. This equation is very significant for the study of bacteriaJ growth and their characteristics.展开更多
By using LKB2277 Bioactivity Monitor, we have determined the thermogenesis power curves of four kinds of bacteria: Brucella M5(55010), 83-980, 83-981 and E. coli. We have also derived the thermokinetic equation for th...By using LKB2277 Bioactivity Monitor, we have determined the thermogenesis power curves of four kinds of bacteria: Brucella M5(55010), 83-980, 83-981 and E. coli. We have also derived the thermokinetic equation for the process of bacterial growth, which was untypical "S" , unideal growth, as:From this equation, the rate constants of bacterial growth k wore botained.This thermokinetic equation is very suitable for cell growth of separated culture, in which the thermogenesis curve is untypical. The model propoted by equationl(1) has been compared with the exponential and logistic models. This thermokinetic equation is very significant for the study of bacterial limited growth and their characteristics.展开更多
文摘By using an LKB-2277 bioactivity monitor, we have determined the thermogenesis curves of four kinds of anaerobes linear growth. From the thermogenesis curves, we established the growth thermokinetic equation:dp/dt = km Pn,the order of growth metabolism n=0, and calculated the mean specific rate constant of multiplication μ. It is a new kind of bacterial growth,it was compared with exponential growth.
文摘By using LKB2277 bioactivity monitor, we have studied the effect of Na 2SeO 3 on Bacillus subtilis Growth at two different media and found the antagonism of protein on its toxicity. Low concentration of Na 2SeO 3 has promoting action, and high concentration of Na 2SeO 3 has inhibitory action. Half inhibitory concentration ( IC 50 ) of BPY medium is 4.2×10 -1 g / L, and IC 50 of PD medium is 2.2×10 -2 g / L.
文摘By using an LKB2277 Bioactivity Monitor,we have detedrined the thermogenesis power cu-rves of four kinds of Brucellas S2(55007), M5 (55009),83-202,83-980. And established the thermokinetic equation for the process of cell growth inlilbited by the products of metabolism, as:From this equation, the rate constants of cell growth k [= k0(1 - β’ P0)] were obtained.This thermokinetic equation is very suitable fdr cell growth of separated culture and is very important for the study of bacterial limited growth and their characteristics.
文摘By using an LKB-2277 Bioactivity Monitor, we have deterthened the thermogenesis curves of two species of Brucellas arithmetic series growth. nom the thermogenesis curves, a thermokinetic equation as:could be established for bacterial arithmetic series growth in which the order of growth metabolism n=0. The mean specific rate constant of multiplication and the mean generation time G et al. were calculated. This model was compared with the exponentialmodel.
文摘The thermograms of Brucalles Br.10 and Br-981 have been deterAnned. From the thermograJns, a thermokinetic equation ln =lnb - kt could be established for the liAnted growth of bacteria. From this equation, the growth constant k, the intial growth rate 6, the mean specific growth rate k/m, and the mean thermal power increasing rate Pmaxk/(2m + 2) were calculated. This equation is very significant for the study of bacteriaJ growth and their characteristics.
文摘By using LKB2277 Bioactivity Monitor, we have determined the thermogenesis power curves of four kinds of bacteria: Brucella M5(55010), 83-980, 83-981 and E. coli. We have also derived the thermokinetic equation for the process of bacterial growth, which was untypical "S" , unideal growth, as:From this equation, the rate constants of bacterial growth k wore botained.This thermokinetic equation is very suitable for cell growth of separated culture, in which the thermogenesis curve is untypical. The model propoted by equationl(1) has been compared with the exponential and logistic models. This thermokinetic equation is very significant for the study of bacterial limited growth and their characteristics.
