Does anyone know, can i do cryosectioning of whole aorta after oil red O staining and use the cryosection parts for further analysis?

I would like to quantify the lesions on aorta. I want to take image of atherosclerotic plaques formation in aorta by using O red Oil Solution. After the staining, what will be the storage...

16 February 2021 5,876 2 View

What is the best concentration of Pam3CSK4 to coat a dish to activate with THP-1?

Hi everyone I am trying to coat a glass-bottom dish with Pam3CSK4 and plate THP-1 cells to measure IL6 with ELISA from the supernatant. I wondered if anyone knows a good concentration and...

21 January 2021 2,593 1 View

Why I see Lamp-1 GFP in cytocol after transfection?

Hi every one I transfected Lamp-1 GFP plasmid to the HEK293 cell line. When I image the cells in TIRF, I see green fluorescence o the cytosol too. Does anyone have any idea that how it can...

21 December 2020 9,978 3 View

Why HEK293 transfected with LAMP-1GFP do not load dextran?

Hi every one I have made a cell line of HEK293 transfected LAPM-1GFP and after seeding the cells for 24h, I try to load dextran on the dish but after imaging, the cells with GFP+ have loaded less...

14 December 2020 1,801 2 View

What are the tools or software which can simulate climate change for a city and conclude future climate data?

I am working in research on climate adaptation so need to compare the performance of the urban fabric to the climate changes, which requires me to make a comparison and simulation of the...

03 December 2020 988 8 View

Correlation, Regression and significance?

Dears, I have different variables in multiple regression. Two variables are highly correlated. To solve the collinearity issue, I dropped one of them from the multiple regression model. The...

29 November 2020 2,695 4 View

Do anyone have any authentic material regarding Cultural Ethics and especially regarding Pakistani culture?

I need this because I have to represent it in a conference as a keynote speaker

17 November 2020 584 4 View

How can I synthesis heparin nano particle?

I want to synthesize iron nanoparticles with heparin, but I have trouble synthesizing First of all, do I have to use a freezer drying for drying of product and it is not impossible use from...

16 November 2020 9,455 2 View

How to differentiate between relationship and effect using statistical terms?

It is easy to understand the meaning of relationship and effect (impact) in general. But when it comes to the statistical analysis it is a difficult conundrum, as one can determine the...

24 July 2020 6,525 7 View

Which is the best solvent for herbal extraction?

We are aware of the fact that some type of solvent is required for isolating a compound from herbs. I personally believe that water is the best solvent since mostly decoction is prepared using...

22 July 2020 4,179 2 View

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 View

Has anyone used the Illumina ITS1 primer sets?

Hi everyone, Illumina provides a list of primers to amplify with high taxonomic coverage the ITS1 region for further fungal sequencing, but I cannot find the exact amount necessary of each...

25 February 2021 6,969 3 View

Is there any one who can provide a donation of HPV detection and genotyping kits in exchange collaboration fors?

Warm greetings My name is Ayichew S. and I am doing my Ph.D. in Medical Microbiology (on Human papillomavirus). At this stage, I have almost completed a clinical sample Cervical swabs)...

25 February 2021 1,660 3 View

Is there any one who can provide a donation of HPV detection and genotyping kits in exchange collaboration forms?

Warm greetings! My name is Ayichew S. and I am doing my Ph.D. in Medical Microbiology focusing on Human papillomavirus). At this stage, I have almost completed a clinical sample (Cervical swabs)...

25 February 2021 3,612 3 View

Advice on growing lactobacillus species in the lab?

Hello everyone, For part of my PhD project, I'm hoping to grow some lactobacillus species in the lab so that I can create standard curves for a qPCR quantification of a faecal sample. However, I...

24 February 2021 3,157 6 View

What are the best cations for preparing competent cells, Ca2+ or Mg2+?

I have been reading various articles and most state that treatment with CaCl2 produces higher efficiency of transformation than MgCl2. Can anyone explain why Ca2+ is better than Mg2+ at...

16 February 2021 8,519 5 View

Kinetics of Enzyme production in Recombinant E Coli?

Hello, I am trying to find kinetic information (such as rate of enzyme production etc.) on the expression of taq polymerase in E-Coli after inserting a recombinant plasmid. Any help would be...

12 February 2021 1,386 3 View

Differences between sheep blood with Alsever solution vs citrated/defibrinated sheep blood in microbiological media?

I am aware of a study that has compared the use of citrated and defibrinated sheep's blood in microbiological media (Hair Sheep Blood, Citrated or Defibrinated, Fulfills All Req... ), but can...

10 February 2021 5,927 1 View

Hi everyone, I want to lower the pH of microbiological broth, what are the best options?

I will be using the lowered pH broth for MIC test of some disinfectants, and I do not want the acid to have any interfernece with MIC results.

03 February 2021 6,959 4 View

Can anybody provide me sequences of SPF10 primers?

03 February 2021 1,053 2 View