BACKGROUND 3-hydroxypropionic acid (3-HP) is an important platform for the production of C3 chemicals, including acrylic acid, methyl acrylate, and acrylamide. Microbial production of 3-HP is mainly due to glycerol metabolism. In this study, in order to improve microbial 3-HP production, we applied a metabolic toggle switch for controlling the glycerol metabolism to redirect the excess metaboli...

In 2020, the world faced corona virus pandemic, which can threaten economy aspect of every country. There are many countries end up experiencing recession, including Indonesia. This study tries to test effect pandemic on Jakarta Islamic Index (JII) stock price, simultaneously and partially. The result shows prices that included in (JII), for three quarters, significantly affected by pandemic. P...

Sharia-based investment is an by the community to obtain profits in accordance with Islamic principles and law. This study aims calculate optimal portfolio return value using Single Index Model, risk VaR (Value at Risk), then implement it Matlab’s GUI (Graphical User Interface). The data used closing stock price on JII (Jakarta Index) 30 stocks for two consecutive years. Furthermore, these are ...