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Space to grow: interplay between growth and patterning in plant
Space to grow: interplay between growth and patterning in plant

... [3]••, tightly coupling biological signals (auxin) to mechanical signals during morphogenesis. Morphogenesis is also based on pattern formation, or patterning, which can be understood as the development of multicellular structures [4]. Thus, patterning is the regular organization of differentiated c ...
Chemically Mediated Site-Specific Proteolysis. Alteration of Protein
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... equilibrated with 20 mM Tris-HCl, pH 4.5. Aliquots (50100 ng) of ecotins purified on Ni-NTA agarose were taken such that they contained the same amount of protein. The buffer for the proteins was changed to 20 mM Tris, pH 4.5, by using a 3000 MW cutoff microconcentrator (Microcon YM-3, Millipore Cor ...
Planta
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... while also avoiding the inherent toxicity of this highly reactive element. Copper ions play important roles in a number of physiological processes associated with cell expansion, fruit ripening and leaf abscission (Fry et al. 2002), namely photosynthesis, respiration, antioxidant activity, cell meta ...
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SharifMZ_0808_eps - Heriot
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The role of the mitochondrion in plant responses to biotic
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Nitric oxide cell signaling: S-nitrosation of Ras superfamily GTPases
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... Received 29 December 2006; received in revised form 13 April 2007; accepted 18 April 2007 Available online 24 April 2007 Time for primary review 33 days ...
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Characterization of the binding properties of the Avian Coronavirus
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Note 19
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Response of Jujube Fruits to Exogenous Oxalic Acid Treatment
Response of Jujube Fruits to Exogenous Oxalic Acid Treatment

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Methods to Make Homogenous Antibody Drug Conjugates
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... charged residues (K286, D288), and is followed by a solvent-exposed hydrophobic residue, V289, which is the ®rst residue in the second helix. Electrostatic interactions are somewhat nonspeci®c, especially when they do not involve a single pair of oppositely charged residues. However, this type of in ...
Hypoxia in skeletal muscles: from physiology to gene expression
Hypoxia in skeletal muscles: from physiology to gene expression

... dehydrogenase are increased [23, 48, 50]. It is believed that the changes of blood glucose due to the inhibition of oxidative phosphorylation cause the up-regulation of GLUT-mediated glucose transport [51]. Briefly, more GLUTs are translocated to plasma membrane and transporters pre-exiting in the p ...
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... Any parts of proteins that are not digested and absorbed in the small intestine continue on through the large intestine. People with celiac disease, for example, cannot properly digest gluten—a protein found in wheat, barley, rye, and oats. Unless treated with a gluten-free diet, people with celiac ...
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Paracrine signalling



Paracrine signaling is a form of cell-cell communication in which a cell produces a signal to induce changes in nearby cells, altering the behavior or differentiation of those cells. Signaling molecules known as paracrine factors diffuse over a relatively short distance (local action), as opposed to endocrine factors (hormones which travel considerably longer distances via the circulatory system), juxtacrine interactions, and autocrine signaling. Cells that produce paracrine factors secrete them into the immediate extracellular environment. Factors then travel to nearby cells in which the gradient of factor received determines the outcome. However, the exact distance that paracrine factors can travel is not certain.Although paracrine signaling elicits a diverse array of responses in the induced cells, most paracrine factors utilize a relatively streamlined set of receptors and pathways. In fact, different organs in the body -even between different species - are known to utilize a similar sets of paracrine factors in differential development. The highly conserved receptors and pathways can be organized into four major families based on similar structures: Fibroblast growth factor (FGF) family, Hedgehog family, Wnt family, and TGF-β superfamily. Binding of a paracrine factor to its respective receptor initiates signal transduction cascades, eliciting different responses.
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