Antiproliferative polyketides from fungus Xylaria cf. Longipes SWUF08-81 in different culture media oleh Kittiwan Sresuksai, Sasiphimol Sawadsitang, Phongphan Jantaharn, Pakin Noppawan, Audomsak Churat, Nuttika Suwannasai, Wiyada Mongkolthanaruk, Thanaset Senawong, Sarawut Tontapha, Pairot Moontragoon, Vittaya Amornkitbamrung, Sirirath McCloskey