which is better to extract from fresh or dried plant samples?
Please, any lab in Tanzania that is currently doing cytotoxicity tests on cancerous cell lines? Kindly let me know Regards
10 November 2018 3,179 0 View
Hello Colleagues, I have several fractions (Hex:EtAc). In one small fraction (about 2mls), I got 6 peaks on HPLC. What do I need to do further or how do I need to separate these compounds,...
09 October 2018 1,711 8 View
Dear Colleagues, Please help. How can I prepare a preparative TLC plate (PTLC) using silica gel? or where can I buy already prepared PTLC plates (Close to Malawi)?
08 September 2018 3,845 3 View
Dear colleagues, At what point does sequential solvent extraction make more sense? At crude extraction or fractionation stage? One other thought would be to do crude extraction using MeOH and do...
07 August 2018 3,801 4 View
Dear researchers, Sometimes we have to work with our highly respected co-authors that are extremely too busy to give time to our manuscriots, but for some important reasons, they have to be on the...
05 June 2018 10,104 22 View
What are the most common non-material addiction drugs you know? - Please share if you know any conventional drugs on the market
05 June 2018 2,872 0 View
What is your experience/knowledge about crossing borders with research plant sample extracts? - Any challenges? - Noteworthy details? Please share Thank you and kind regards
05 June 2018 2,371 0 View
Dear researchers, I understand that we can get drugs from polar compounds, but these are usually hardly bioavailable. This means the drug has to keep being modified to improve it's bioavailability...
05 June 2018 9,995 6 View
Do you know any medicinal properties of chlorophyll? Please share your ideas
05 June 2018 6,956 11 View
Please share any links or documents on specifications for drug tablets and syrup - Physical parameters as well as chemical parameters, I will appreciate
04 May 2018 6,690 0 View
I have been doing the m6A dot blot for a while with no improvement, I am extracting the RNA, and I can see the dots although the three biological replicas give a different reading on the memberan...
10 August 2024 8,539 5 View
How can I use the cif data obtained from rietveld refinement extracted via gsas2, for microstructural analysis using ETEX software?
09 August 2024 7,718 0 View
Palmitic acid presence in aqueous fraction
05 August 2024 8,624 4 View
I work on MCF7 cell cell for anticaner purpose and I wa to do drug preperation the drug ( secondary metabolites extracted from Aspergillus) My question which solvent is better with these secodary...
03 August 2024 4,725 2 View
I am conducting a systematic review and meta analysis; as I am extracting data I realized there is a consort diagram that shows the number of patients from randomization till end of the study. So...
01 August 2024 9,993 3 View
99% pure ethanol was used for maceration also alternate methods along with the temperature and time to concentrate the extract can be specified
31 July 2024 5,113 4 View
We conducted an antibacterial study of a plant extract. Varying concentrations of crude extract were subjected to microbroth dilution assay. The result showed that only the lowest concentration of...
31 July 2024 8,666 3 View
I am currently investigating the cytotoxicity of a series of herbal extracts, and like many studies, I have been using the MTT assay to evaluate cell viability. However, I am encountering a...
31 July 2024 193 4 View
how can I extract my bibliography from researchgate ?
28 July 2024 6,737 1 View
Understand how to utilize biosynthesis to develop natural and sustainable solutions to address heavy metal pollution and improve environmental and agricultural conditions.
26 July 2024 1,469 1 View
