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

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

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

Does any one can help me choose a reasonable basis set for intermediate metal ions interactions with guanine (i.e Fe2+, Mn2+, Cu2+ and exc.)?

Hello every body Does any one has any idea to help me choose a reasonable basis set for intermediate metal ions (i.e Fe2+, Mn2+, Cu2+ and exc.) interactions with guanine or other DNA organic...

01 March 2021 6,187 2 View

What could be some reasons why unstimulated monocytes are getting activated?

Im doing PBMC isolation -> CD14+ enrichment using magnetic beads -> stimulation setup. My negative control is just cells in cRPMI but they seem to get activated over and over again.

28 February 2021 7,883 3 View

Why does intensity drops as concentration increases?

Is there any reason for decrease in fluorescence emission intensity of HSA,BSA when increase the concentration ?

28 February 2021 3,653 4 View

POlymer+DMSO solution and moisture??

What could be the reason of moisture at the sides of Vial when I am preparing my polmyer+DMSO solution for membrane fabrication? What etiquettes I am possibly missing here?

28 February 2021 6,516 5 View

Should we reduce the standard unit of length to 0.31951540592 meter ?

The reasoning behind this question is to align the ratios of the proton potential in energy per charge to the speed of light in distance per time. As these two dimensions appear to be related,...

27 February 2021 947 7 View

What could be reason for getting such type of graph for complex impedance in case of polymer blend films?

Its effect appears in real part of ac conductivity also. Can anyone suggest any reason behind it?

26 February 2021 3,487 3 View

How to replicate the well conditions of a crystal hit with 20%(w/v) isopropanol?

I had a crystal hit in a well with 0.1M HEPEs pH 7.5, 10%(w/v) PEG 4000, and 20%(w/v) isopropanol. Why is isopropanol in w/v here if it's just solvent? How do I recreate this well condition?

25 February 2021 9,761 1 View

Errors in DNA sequences?

I am trying to better understand the scope of DNA replication and sequencing errors, e.g. 1. I have seen similar error rates of 10e4 to 10e5 for cell & instrumental DNA replication,...

24 February 2021 4,397 3 View