| http://www.w3.org/ns/prov#value | - The present data of growth factors, oncogenes, tumor-suppressor-genes and environmental factors can be summarized in thus: thyrotropin, growth factors and other hormones do increase thyrocyte growth and specific mutations of growth factor receptors (thyrotropin receptor [TSH-R], alpha subunit of hetero-trimeric transducer protein [GSP]) cause autonomously functioning thyroid tissue and differentia
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