What are the most common non-material addiction drugs you know?
- Please share if you know any conventional drugs on the market
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
which is better to extract from fresh or dried plant samples?
05 June 2018 737 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 am experimenting with cancer and non-cancer cells in a 12-well plate for 4 days with a seeding density 1*10^4/well, however, I noticed that the control group growth rate slows down on D3. Should...
07 August 2024 2,283 2 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
Hello, if you made a transwell assay where you incubate the cells with a nanoparticle-encapsulated drug and considering that in the oposite compartment you'll have both the free and encapsulte...
03 August 2024 2,730 1 View
I'm an undergraduate university student conducting research on the effects of internet use on depression and anxiety among undergraduate Ghanaian university students: Mediation role of Internet...
31 July 2024 2,979 3 View
I am working in the filed of long acting drugs with Nano formulation. I want to study the efficacy of my formulation in 2D cell cultures while this required media change on every two days. In such...
24 July 2024 8,696 0 View
Hello, I am searching for the binding position of a drug in a ribosome, based on previous work indicating it binds there. The resolution of the ribosome-drug Cryo-EM map is around 2.5 Å. I've been...
19 July 2024 2,155 0 View
How to calculate percentage cumulative drug release when, Total volume of dissolution media = 250ml Added formulation was equivalent to 10mg of drug Sample withdrawn = 1ml each time Sink condition...
15 July 2024 4,192 1 View
Hi, In the 6 well plate, when I am seeding the cells. Do I add 1ml of complete media to one of the wells for the control at this stage or do I wait unit I am treating the plates to do that? Also...
13 July 2024 9,783 1 View
In my country, there is a lot of public outcry in relation to the presence of drug injection and related behaviors in public. Hence at least the bigger cities would probably benefit from the...
08 July 2024 8,903 1 View
Hello everyone reading this topic! It is well known that microcrystalline cellulose 102 is recommended for use in direct compression technology, however, like other grades, it has poor flowability...
08 July 2024 2,807 0 View