Month: October 2023

Co-expression and purification of recombinant hOvastacin and hFetuin B in insect cell sf9

Posted onAuthorYufeng PanLeave a comment

hFetuin B(1-382)-Fc-6xHis and hOvastacin(1-431)-twinStrep purification: Nickel & Strep-Tactin®T 4Flow® high capacity FPLC column For relevant background please see relevant page: Assessing Ovastacin and Fetuin B as a Non-Hormonal Contraceptive Targets  (https://openlabnotebooks.org/assessing-ovastacin-an-fetuin-b-as-a-non-hormonal-contraceptive-targets/) Donor Plasmid: pFastBac-Dual vector was used for the dual expression of hOvastacin-twinStrep (driven by polyhedrin promoter) and hFetuin B-Fc-6xHis (driven by p10 promoter). Recombinant Read More …

One year of ABHD2 – Where are we now?

Posted onAuthorOliver ArnoldsLeave a comment

The Recap It’s been one year since the last update on the α/β hydrolase domain 2 (ABHD2) as a target for non-hormonal contraception (see my previous post here). The major challenges were the production of ABHD2 and development of a reliable activity assay to screen and quantify inhibitory compounds. At that point 14 different constructs Read More …