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[6] Initiation refers to early paracrine-mediated changes in gene expression and phenotype that render the cells responsive to other cytokines and stimuli. Perpetuation then results from the ...

Hormones are small molecules or peptides that act in signalling ... examples include adrenal complex hormones, gonadal hormones and gastrointestinal hormones, respectively. Hormones can be ...

// service is often called "signaling". // This server has the following really simple protocol: ...

Plant signalling involves the conveying of information within and between plant cells from receptor systems to effectors. Signals can take many forms, including chemical and electrical ...