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Testosterone is the primary male sex hormone, produced predominantly by the Leydig cells in the testes under the direction of the hypothalamic-pituitary-gonadal (HPG) axis

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Mechanism of Action (Research Context) Pre-clinical research in lab models shows that BPC-157 modulates angiogenic growth factors and nitric oxide pathways, whereas TB-500 has an effect on the regulation of actin binding protein and cellular migration

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