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Bulletin of Experimental Biology and Medicine, 167 (5), 641-644

BPC 157 (L-Valine L-Glutamine L-Glycine L-Proline L-Lysine L-Alanine L-Arginine L-Histidine L-Leucine L-Tyrosine L-Serine L-Threonine L-Isoleucine L-Trypophan L-Methionine)BPC-159 (L-Valine L-Glutamine L-Glycine L-Proline L-Lysine L-Alanine L-Arginine L-Histidine L-Leucine L-Tyrosine L-Serine L-Threonine L-Isoleucine L-Tryptophan L-Methionine)

Moreover, some tumor cells that resist radiotherapy and chemotherapy can change to the secondary form of glioblastoma lesions and cause tumor recurrence

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[5] Notably, normal feedback mechanisms remain intact: elevated IGF-1 and GH can signal the hypothalamus and pituitary to modulate further hormone release, which may reduce the risk of extreme hormone levels