Unique to yellow teas, heat and damp tea leaves from after kill-green are allowed to be calmly heated in a closed container, which causes the beforehand inexperienced leaves to turn yellow. Both wings with irregularly sinuous indistinct yellow medial line curved outward past the cell of forewings. A 2013 analysis revealed in Integrative Biology looked at the consequences of forsythia and Japanese honeysuckle on the influenza virus and discovered that they each inhibit virus replication while boosting immune cell efficiency. Gebely, Tony (7 December 2013). "South Korean Balhyocha & Hwangcha". Sanlier, Nevin