publication Patent 2017 Halogenated tetracyclic compounds Patent Number US 9,498,460 B1 more of publication Fabrication of core-shell structured nanofibers of poly (lactic acid) and poly (vinyl alcohol) by coaxial electrospinning for tissue engineering Abstract 2018 The ROK like protein of Myxococcus xanthus DK1622 acts as a pleiotropic transcriptional regulator for secondary metabolism Abstract by Selar Izzat 1 , Shwan Rachid 2 , Ahmad Ajdidi 3 , Yasser A El-Nakady 4 , Xin-Xin Liu 5 , Bang-Ce Ye 5 , Rolf Müller 6 2020 Halogenated tetracyclic compounds 2017