Nucleation regulator

Tab. 3.1 Boiling points (°C) of some polar solvents under the action of MW irradiation in the absence or presence of a nucleation regulator.

It is clearly connected with the effect of stirring and the presence of a nucleation regulator [15]. It is also related to the microwave power. It has been shown that the effect is eliminated when the experiments are performed on well-stirred mixtures [16, 17] using low microwave power. It could be essentially a consequence of the absence of stirring, i. e. in closed vessels inside a domestic microwave oven. 

Interleukin-1 OC and (3. IL-1 has radioprotective activity toward BM and other tissues (151,164). IL-1 is produced in response to endotoxin, other cytokines, and microbial and viral agents, primarily by monocytes and macrophages. Other nucleated cells can also produce it. IL-1 appears to play an important role in the regulation of normal hemopoiesis directly by stimulating the most primitive stem cells and indirectly by stimulating other hemopoietic factors, including G-CSF, GM-CSF, M-CSF, and IL-6. 

Benzothiazolin-3-ylacetic acid, 4-chloro-2-oxo-as herbicide, 6, 328 as plant growth regulator, 1, 191 Benzothiazolium bromide, 2-methyl-3-propargyl-nucleating agent... 

It is imphcit that increasing the value of Ly will raise the supersaturation and growth rate to levels at which mass homogeneous nucleation can occur, thereby leading to periodic upsets of the system or cycling [Randolph, Beer, and Keener, Am. In.st. Chem. Eng. J., 19, 1140 (1973)]. That this could actually happen was demonstrated experimentally by Randolph, Beckman, and Kraljevich [Am. In.st. Chem. Eng. J., 23, 500 (1977)], and that it could be controlled dynamically by regulating the fines-destruction system was shown by Beckman and Randolph [ibid., (1977)]. Dynamic control of a ciystaUizer with a fines-destruction baffle and fine-particle-detection equipment... 

The nucleat receptor superfamily of proteins plays a centtal tole in the regulation of gene transcription. 

Recent studies have further examined the iron stress response of pseudomonads using an iron-regulated, ice-nucleation gene reporter (inaZ) for induction of the iron stress response (17,18,84). This particular reporter system was developed by Loper and Lindow (85) for study of microbial iron stress on plant surfaces but was later employed in soil assays. In initial. studies, cells of Pseudomonas fluorescens and P. syringae that contained the pvd-inaZ fusion were shown to express iron-responsive ice-nucleation activity in the bean rhizosphere and phyllosphere. Addition of iron to leaves or soil reduced the apparent transcription of the pvd-inaZ reporter gene, as shown by a reduction in the number of ice nuclei produced. 

Fragments MFs and nucleates assembly, regulated by Ca2+ Binds actin monomers and regulates MF assembly Binds actin monomers, inhibits MF formation, regulated by selected signal transduction pathways Nucleation of actin MF assembly in cortex and initiation of MF branches... 

Frens G. Controlled nucleation for the regulation of particle size in monodispersed gold suspensions. NatPhys Sci 1973 241 20-22. 

Figure 4.2. Control of the assembly of the actin network. The actin network may be regulated by (1) the rate of formation of new nucleation centres (composed of three actin monomers) (2) filament formation from these nucleation centres (3) extension of filaments (4) joining of filaments end to end (5) cross-linking of filaments. All of these steps are reversible.

Weisburg JH, Roepe PD, Dzekimov S, Scheinberg DA (1999) Intracellular pH and multidrug resistance regulate complement-mediated cytotoxicity of nucleated human cells.) Biol Chem 274 10877-10888... 

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