Zohreh Sohrabi

5 Questions 1 Answers 0 Followers

Questions related from Zohreh Sohrabi

Can anyone introduce a good journal about agriculture or biotechnology without publication fee?

09 September 2018 3,038 2 View

Does anyone know how we can distinguish and measure different types of oleanolic acid? For example, oleanolic acid glycoside or glucuronide?

oleanolic acid has Different types such as oleanolic acid glucuronic, oleanolic acid glycosides and free oleanolic acid. How can measure different types of acid? And how can we distinguish them?

09 September 2015 3,486 5 View

Is there a method for measuring Triterpenoid (Oleanolic acid) in a plant extract without chromatography?

Is there a method for measure Triterpenoid (Oleanolic acid) in a plant extract without Chromatography?

04 April 2015 4,150 6 View

How long can I keep a plant extract in the refrigerator or freezer at -20 °C?

How long can time I keep a plant extract in the refrigerator or freezer at -20 °C? I'm going to measure a triterpenoid compound in a plant extract. Before measuring, how long I can keep the...

03 March 2015 4,701 8 View

How I can measure amount of oleanolic acid by spectrophotometry?

02 February 2015 2,751 4 View