How to convert 1.06mM to mM/mg?

hi I'd like to know how to convert 1.06mM to mM/mg of sample. I've weighed 100 mg of sample and I diluted in 1 milliliter of water. the molecular weight of the acid (sample) is 116.16g/mol thanks

04 May 2019 3,132 2 View

How to prepare 5 mL of a mixture of MeOH/DMSO/H2O (40:40:20, v/v/v)containing 0.1% HCl. ?

Hi, I have a doubt about this preparation: 5 mL of a mixture of MeOH/DMSO/H2O (40:40:20, v/v/v) containing 0.1% HCl. the 0.1% HCL is taking into account that all the volume (5 mL) is acidified...

04 May 2019 1,953 3 View

Could anyone help me, which is the better pH to preserve ellagic acid?

10 November 2018 7,585 3 View

Which statistical test is suitable for comparing concentration of ellagic acid over time?

Hi could someone help me to know what statistical test to use for comparing concentration of ellagic acid over time, I did three measurements of ellagic acid for each time (5hours, 10h, 15h, 20h)...

09 October 2018 4,346 5 View

Can I use both methanol and dmso together to do dpph assay?

Hi could someone help me, I want to do DPPH assay but my samples are in methanol and dmso and I don't know if the samples and stock solution of dpph should be prepared in the same solvent because...

08 September 2018 1,104 2 View

Sorry someone knows how many times do I have to measure glucose, triglycerides and cholesterol in mice to have good results?

thanks for your advice

06 July 2018 3,602 2 View

Someone knows a protocol to extract MUC2 of mice to make western blot?

I need to extract munc2 of mice (c57bl/6j) and I'm looking for a method to extract them, thanks

05 June 2018 3,964 1 View

What is the difference between measuring ghrelin in plasma than tissue?

I don't know the difference between both or which one is better

05 June 2018 9,973 0 View

How to know the appropiate age of a mouse for an experiment?

I want to use mice with normal weight

05 June 2018 1,364 2 View

Dear all, I was wondering if anyone knows whether MGLtools and Autodock can run on Mac OS?

I have tried to download the 64-bit version of MGLtools however, as many times as I have downloaded and uninstall the programs, an error arises that the app needs to be updated. Thank you.

03 March 2021 5,997 2 View

Does the pressure(-600 mmHg) affects pH?

When I conducted the degassing experiment using decompression under anaerobic condition(and I used ferrous based chelating agent), the oxidized ferric were observerd. So, could you tell me the...

03 March 2021 4,892 5 View

What are the values needed for gabor filter's parameter for cifar10 data?

Hi, I implemented a code to gabor filter cifar10 data but the images after being filtered and stacked are not clear like the original images. I think the problem is in the way I am using the...

03 March 2021 6,317 1 View

I got 02 moderator values defining Johnson-Neyman significance regions. Is it an error?

Hi everyone, I am conducting research for my Master's thesis. I am using PROCESS by Johnson-Neyman to analyze my Moderator model. I test the relationship between Public Service Motivation and...

03 March 2021 2,350 2 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

Should we change media after1st 6hrs after plating HUVEC bought from INVITROGEN?it's not recomended by invitrogen.Will DMSO present in stock matter?

We have HUVEC bought from Invitrogen. Cat no -C-003-5c. while first plating the cells we have bought the protocol suggests not to centrifuge the cell with media to remove the DMSO. Should we...

02 March 2021 3,713 2 View

Do I need to strip the PVDF membrane before staining it with colloidal gold?

Dear Colleagues, After running Western blot on PVDF membrane and detection using ECL, I would like to stain my PVDF with colloidal gold to be able to allign the ECL image with total proteins on...

02 March 2021 7,829 3 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

PACYC PCR not working after several attempts. Would anyone have any suggestions?

So, I have been trying to run a pACYC PCR which will be used later on for a Gibson Assembly. However the PCR is not working. I have already tried gradient PCR and changing extension time; however...

02 March 2021 1,146 2 View