How can we detect over expression of a gene?

Sometimes some gene gets over expressed in organism, so which molecular technique can help us to detect the over expression of that gene?

06 July 2019 9,406 5 View

How many bands will I find if I run human extracted DNA through agarose gel electrophoresis?

Human bears separate 46 chromosomes. If we extract DNA from human sample then how many band will be visible on gel?

08 September 2018 6,350 5 View

Do pH maintaining chemicals interfere in DNA extraction?

We use EDTA, Tris-HCl and some other chemicals, whose pH remain almost 8.0. To balance pH 8.0 we use NaOH. Now I would like to know that; have these unwanted NaOH, HCl or Acetic Acid (if...

04 May 2018 5,684 1 View

Which is the solution used for pH meter sensor?

I need to know that which solution is used to keep the pH meter sensor wet. Some people say that KCl is used but which concentration and pH are better?

31 December 2017 5,670 3 View

How can we measure the band size that greater than 10Kb?

07 August 2017 3,413 2 View

Why do bacteria lose their plamids at normal condition?

Plasmids are extra chromosomal DNA of bacteria, but they have numerous functions for the survival and living of bacteria. It is claimed that bacteria lose their plasmids when they live without...

07 August 2017 3,918 9 View

Is it mandatory to culture Bacteria in an antibiotic rich medium before plasmid extraction?

It is claimed that bacteria lose their plasmids unless they are cultured in a antibiotic maintained medium. As a result a negative consequence will arise after plasmid DNA extraction. How will you...

07 August 2017 1,637 6 View

Where are the nod and nif genes of Rhizobia located?

07 August 2017 9,745 2 View

What is selfish Rhizobia?

Somebody claims that there some selfish rhizobia which take benefits from the host but do not induced nodulation at the host. I did not get enough evidence about this. Could anybody help me by...

07 August 2016 3,089 6 View

Does Rhizobia take color from congured media (CRYMEA) after 3 Days?

31 December 2015 6,173 1 View

How can I measure MMP-1 protein activity or protein level from liver tissue?

Instead of checking only the mRNA level, I want to check the active protein level of MMP-1 in Liver tissue from mice. How can I do that?

03 March 2021 1,763 2 View

Does any one know how i can prepare liver tissue with transmission electron microscope with good fixation?

i have problem in preparation of liver tissue with bad cell organelles and how i can adjust osmolarity

03 March 2021 8,890 1 View

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02 March 2021 3,060 3 View

Interested to stain mice tissue with WGA 488 conjugate, anybody has a protocol to recommend?

Interested to stain mice brain tissue with WGA 488 conjugate, appreciate if anyone willing to offer me some guidance or suggestions! Thank you!

28 February 2021 3,951 2 View

No title

28 February 2021 9,936 2 View

Any specific pipeline or parameter to analyse total transcriptomics study of brain tissue samples?

I have two groups of brain samples, control and treated for example. It was total RNA nova seq sequencing. I tried all the available pipeline like: star+rsem+deseq2, Hista+stringtie+cuffdiff,...

27 February 2021 356 6 View

B-mercaptoethanol (BME) protocol?

Hi everybody, I have been running a multiplex IHC which allow me to stain the same tissue with different markers (Primary Ab + Secondary conjugated Ab) (AF487, AF555, AF647). Since I would like to...

27 February 2021 5,028 2 View

When is it unnecessary to change organisational culture?

As a former management practitioner, I recall a generally accepted view that changing organisational culture is difficult, so you should only attempt it if the organisational change that you are...

27 February 2021 2,595 8 View

Does RNAiMAX transfection reagent work in serum free medium?

I diluted siRNA and RNAiMAX in opti-MEM and added to the cells which they were in the growth medium. Is it a right way? or should I culture cells in the opti-MEM medium for a while and not in...

26 February 2021 10,041 3 View

What is the best surface to culture cells isolated from a skin biopsy?

Hello, recently I am having some difficulties with maintaining the cell culture of primary cells isolated from a skin biopsy (normal and malignant). The coating of culture plates with Matrigel (a...

26 February 2021 6,151 2 View