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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
The content of neutral triterpenoids (A) and triterpenoid acids (B) in C. officinalis shoots. OA—oleanolic acid, UA—ursolic acid. Bars which do not share a common letter are significantly different (p < 0.05).