Construction of efficient virus removal and micropropagation system for 'Yu Tai Yi Hao' chrysanthemum.

ABSTRACT: 'Yu Tai Yi Hao' (Chrysanthemum × morifolium Ramat.) is a perennial herbaceous plant from the Asteraceae family and Chrysanthemum genus.As the first officially approved tea chrysanthemum variety in the country, 'Yu Tai Yi Hao' has gained significant market demand due to its high tea (medicinal) value and nutritional content.However, 'Yu Tai Yi Hao' faces serious issues in propagation and cultivation, such as genetic degeneration and virus contamination in seedlings, which significantly hinder its widespread use and application.This study used new shoots of the 'Yu Tai Yi Hao' tea chrysanthemum as plant material to induce callus formation from stem cross-sections and differentiate adventitious buds into seedlings. RT-PCR was employed to detect four viruses: Chrysanthemum B virus (CVB), Chrys

SUBMITTER: Chen L 

PROVIDER: S-EPMC12603245 | biostudies-literature | 2025 Nov

REPOSITORIES: biostudies-literature