Maximum activity

Human Extended Insulin Zinc Suspension. Ultralente Humulin U is a long-acting form of human insulin produced by recombinant DNA techniques. It is adrninistered subcutaneously and should not be given intravenously. The time course of this preparation is similar for onset of activity but shorter for maximum activity and duration of action compared with ultralente preparations of animal origin. Insulins of the lente series can be mixed in any proportion to obtain the desired dose and modified activity. 

A strain of thermophilic Acetobacter - 9. patented in Japan for oxidizing ethanol in a submerged culture oxidizer at temperatures as high as 37°C with considerable savings in cooling water. Another theimophilic strain oiyAcetobacter xn.2An.. 2cm.ed full activity at 35°C, and 45% of its maximum activity at 38°C. 

Alcohols, particularly ethanol [64-17-5] and 2-propanol [67-63-9] are important disinfectants and antiseptics. In the aUphatic series of straight-chain alcohols, the antimicrobial activity increases with increasing molecular weight up to a maximum, depending on the organism tested. For Staphylococcus aureus the maximum activity occurs using amyl alcohol [71-41-0], for Salmonella typhosa, octyl alcohol [111-87-5], CgH gO (43) ioT Mycobacterium tuberculosis... 

Lipases are also active during a certain period of the drying step (51), eg, Lipolase displays maximum activity when the moisture content on the fabric is 20—30% by weight. This means that significant decomposition of any residual fatty matter will take place while the laundry is drying. This hydrolytic activity does not result in an immediate advantage in terms of fat removal however, next time the stained fabric is washed the stain will be removed more effectively. 

The intense fluorescence of /3-carbolmium salts has been repeatedly noted (see, e.g., ref. 3). The wavelengths for maximum activation and emission of fluoreseenee have been determined for harmine, ... 

The medium had been sterilized at 120°C for 20 minutes, the glucose being previously sterilized separately at 110 C for 20 minutes.) It is incubated at 28 C under the conditions described for the vegetative media. After 120 hours of fermentation a maximum activity corresponding to a concentration of 60 MS/rnl is achieved. 

A chemical reaction can occur only if — AG > 0, i.e. if — AG is positive in addition the value a = is by definition the maximum activity for a condensed component where the pure phase is taken as standard state, thus A/i is always negative. This discussion will be restricted to gases where p 1 taking p = 1 atm (101 325 kN/m ) as the standard state for the gas, X, it is evident that A/ix is always a negative quantity or zero. 

Induction periods are also found in studies of homogeneous systems (St, 69, 88, 97f). For the system MoCMNO CsHsN -tiHsAlCh this has been demonstrated by Hughes (69), who observed that the mixture of catalyst components achieved maximum activity towards the metathesis of 2-pentene after a reaction time of about one hour. 

Number of Propagation Centers at Maximum Activity of Catalysis... 

Maximum Activity Observed for Ethylene Polymerization by Different Catalysts and the Corresponding Number of Propagation Centers... 

The first paper on the bioactive polysaccharides from Glycyrrhiza uralensis roots was published in 1996 by Kiyohara et al. [57]. They isolated a pectic type polymer with anti-complementary and mitogenic activity that was an acidic pectin, possibly containing rhamnogalacturonan type I as part of the total structure. Degradation of the uronic acid part of the molecule decreased both types of bio activities. The neutral oligosaccharide chains were shown to retain some of the activities of the native polymer, but it was suggested that they should be attached to the acidic core to retain maximum activity. 

Just as important as the maximum active force a muscle can exert at various lengths, is the rate at which the muscle shortens as a function of the force load, i.e., the force-velocity curve. Both the length-tension curve and the force-velocity curve vary according to the degree of activation of a muscle. The rate at which crossbridges cycle is an inverse function of the load force (Figure 4). 

Figure 1 shows the effects of reaction temperature on the conversions of CO2 and CH4 over Ni-YSZ-Ce02 and Ni-YSZ-MgO catalysts. It was found that the Ni-YSZ-Ce02 catalyst is showed higher catalytic activity than the Ni-YSZ-MgO catalyst at temperature range of 650 850 Ti and the maximum activity was observed at above 800 °C, the optimum temperature for internal reforming in SOFC system [5]. In our previous work, it was identified that Ni-YSZ-MgO catalyst was deactivated with reaction time, however Ni-YSZ-Ce02 showed stable catalytic activity more than Ni-YSZ-MgO catalyst imder tiie tested conditions [6]. 

Although many experiments have been performed, quantitative relationships between mechanical loads and bone adaptation do not yet exist. In vivo strain gauge studies have found a remarkable similarity of peak surface strains -2000 p.e at the midshaft of different bones across different animals at maximum activity. Measuring strains in adaptation studies would allow us to relate in vivo load changes to altered surface strains to adapted bone mass and strength. 

With endogeneous pectic polysaccharides as substrates, the pectin methyhransferase activity was measured as radioactivity linked to oxalate-soluble polys x harides after extensive washing of microsomes with IM ethanolic NaCL Figure 2 shows that the rate of methylesterification of pectic substances was maximal on days 4 and 6 these maximum activities were observed within this period in at least five independent ejqjeriments. On the other hand, little activity was noted in young cells before day 2, and in old cells after day 9. In other words during the stationary phase the newly synthesised pectins remained unesterified because of the lack of pectin methyltransferase activity. 

The solubilisation of soy cell wall material (CWM) by the two rhamnogalacturonases (RGase A and RGase B) in combination with other pectinolytic enzymes were compared in order to identify enzymes for new soy processes or products. The experiments were carried out at pH 5.0, where both rhamnogalacturonases have about 25% of their maximum activity, and with high enzyme dosages to ensure that the maximum effects are obtained. 

Effect of pH on the activity of PNL. The enzyme exhibited maximum activity at pH 9.5 (figure 6). 

The dissociated form is inactive in the exchange reaction, but retained 25% of its maximum activity in the phosphorylation reaction. 

D-Aminoacid oxidase has been isolated from a nnmber of yeasts, and the nucleotide sequence of the enzyme from Rhodotorula gracilis ATCC 26217 has been established (Alonso et al. 1998). The gene could be overexpressed in Escherichia coli, and levels of the enzyme were greater under conditions of low aeration the enzyme isolated from the recombinant organisms was apparently the apoenzyme since maximum activity required the presence of FAD. 

The remainder of the work on Ni(II) complexes involves the use of chelating ligands in which the carbene is functionalised with pendant heteroatom donor(s). The picolyl-functionalised NHC dicationic complex 29 (Fig. 4.11) was tested for ethylene polymerisation after treatment with MAO [34]. This complex was found to be highly active in a preliminary test (330 kg moF bar h" ), giving predominantly linear polyethylene. Unfortunately this work does not seem to have been followed up. The same system was active for norbomene polymerisation (TOF = 24 400 h" over 1 h). Maximum activity was achieved at 80°C whereafter thermal deactivation became significant, although the nature of this deactivation was not studied. The phenoxide-functionalised carbene complex 30 (Fig. 4.11) was also... 

Amongst the ethers 36 with p-formyl group the 5,6-benzo-substituted compound 36c was found to exhibit maximum activity. The ethers with the ortho formyl group 39a showed a quick onset of action initially, then the... 

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