How to fix the sample size for human questionnaire study? Is there any formula to fix the sample size in human study?

How to fix the sample size for human questionnaire study

06 July 2019 4,463 6 View

Does circadian rhythm change and sleep deprivation deferentially affects the brain? which is having more adverse effects?

Dear all, How circadian rhythm change and sleep deprivation affects the brain? does both acts deferentially or same way on the brain and what are the consequences? which has more negative...

11 December 2017 8,370 5 View

Does anyone have experienced the white band pattern in western blot technique for phosphorylated form of AKT protein expression?

02 March 2017 1,045 5 View

How to do Two-way ANOVA in SPSS for four groups and comparing between two different time points within the groups and between the groups?

Hello to everyone I am working in the field of stress physiology, I am comparing different parameters between Male animals Vs Female animals and within Male and female animals, each group contains...

09 October 2016 416 2 View

Is there anyone have experienced estimation of 11 beta hydroxysteriod dehydrogenase (11HSD1 b) from rat plasma samples?

08 September 2016 9,784 1 View

Why gene expression was not observed in real-time qPCR but it was observed in conventional PCR?

08 September 2016 3,816 5 View

How to select the appropriate statistical method for Questionnaire based survey study?

05 June 2016 6,035 3 View

Why and what would be the reason for HPLC-ECD detector showing out of range?

I am working with HPLC with ECD detector for neurotransmitter estimation from rat brain homogenate.. Few days back when i was doing HPLC, the base line reached from 2.5mV to around 1000 mV...

01 February 2016 1,742 7 View

Can anyone provide me Glutamate neurotransmitter (HPLC standard) for research purpose?

I am working in less established lab with lack of funding from india. I am doing Neurotransmitters estimation from rat brain homogenate. if anyone provide me 10-20mg of glutamate HPLC standard it...

01 February 2016 5,691 0 View

How do I choose the appropriate statistics test and post hoc analysis for animal behaviour analysis?

10 November 2015 9,918 4 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

Anyone plz suggest relevant topic for research in image processing+Deep learning.?

I have selected brain tumor images ...but now found that already lots of research done n this topic.

03 March 2021 5,774 3 View

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 View

What solvent can I used for Paal Knorr reaction between 6-amino hexanoic acid and 2.5 hexanedione?

I am try to make the Paal Knorr reaction between 2.5 hexnedione and 6-amino hexanoic acid, my problem is type of solvent to use, because 6-hexaminohexanoic acid is soluble in water but I am not...

02 March 2021 4,443 2 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

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

Does anyone know HRM channel in a 2 plex QIAGEN Rotor- Gene Q qPCR can be used as a separate channel?

I am going to have 3 different probes in my qPCR work that I am going to do. But I realized that the machine we have in the lab is a Rotor-Gene Q 2plex HRM Platform, saying it has green, yellow,...

01 March 2021 8,544 1 View