Which primers sets(Sense two sets) Antisense(Two sets) I should use in conventional PCR? Two sense and two antisense primers what does it means?

Dear Researchers, I have read an article and there are two set of primer pairs. Sense primers and antisense primers. The paragraph from the article is as [ The partial DNA-dependent RNA...

31 December 2019 7,502 7 View

Can anyone help in SOD activity buffers?

In 3ml, how can I make all these buffers, I have read this paper for SOD activity, Please find below [The 3 ml reaction mixture contained 50 mM potassium phosphate buffer (pH 7.0), 0.5 mM...

06 July 2019 3,610 6 View

Is there any easy method to get Jasmonic acids from wheat plants?

Dear All, I need to check the growth promoting effects of some bacterial antagonists. I want to obtain the jasmonic acid and other growth promoting hormones. Then I want to do LCMS. Any step by...

05 June 2019 2,520 4 View

How to prepare solution for GC-MS/LC-MS/HPLC from the barley root exudates/leaf extracts?

I want to check some metabolites from the root exudates or leaf extracts. Than I want to check the metabolites concentration like Jasmonic acid, via GC-MS, LC-MS or HPLC. Can anyone explain me...

03 April 2019 3,325 5 View

How can I count conidia on the PDA petriplates incubated for two weeks with haemocytomer?

I have a haemocytometer with 25 major grids and each grid is divided into 16 small grids, The dept is 0.1mm. I put 10 ml ddH20 in petriplates and rub to get spores. I take 10ul from that 10 ml...

01 February 2018 2,594 1 View

What is the definition of the strains in terms of fungi?

Dear All, I have read several papers like these: twelve strains of fungus Trichoderma harzianum were evaluated against Phytopathogen. So in these case what would be the definition of strains?

10 November 2017 6,147 10 View

Can someone recommend a proper procedure for extractions of antibiotics and peptides from the fungi?

Dear All, I want to extract antibiotics and peptides from a fungi. Is there any proper procedure to extract antibiotics from the fungi.

10 November 2017 6,618 3 View

Could not get a good and clear band in the Gell electrophoresis?

I run the Gell for DNA of some of samples. However some DNA bands were thinner some were more thicker in size and some of them were like smear from top to bottom. What could be the reason?

10 November 2017 9,762 4 View

How can I measure the percent inhibition of a plant pathogen caused by bi-control fungus?

Dear All, I have cultured two fungi one 9cm petri plates. The growth of biocontrol agent is very slow but it has potential to parasitize a plant pathogen. I want to measure the percent inhibition...

10 November 2017 4,934 3 View

Cannot get any band in the gell from the PCR product (ITS primers) of soil DNA??

05 June 2017 9,169 6 View

How to manually calculate p value in ANOVA? what is the equation or formula for it?

How to manually calculate p value in ANOVA? what is the equation or formula for it?

03 March 2021 4,928 5 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

No title

01 March 2021 3,905 5 View

What test should I use to compare two or three means, if data is not normally distributed but sample size is > 30 in each group?

I personally feel this as a most confusing question. As per my understanding, if sample size is > 30, and sample is skewed, we can still use paramteric approach, as it will follow Z...

01 March 2021 1,587 6 View

Is it necessary to report effect size (ES) in statistics of biomedical research given that we already report p values routinely?

Pls share your thoughts

01 March 2021 7,330 4 View

Why there are two peaks while using the mie plot of Silver nanoparticle?

Hi, I am trying to learn the theoretical modelling of silver nanoparticle using the Mie scattering theory. After that, I discovered a software named Mieplot developed by Philip Laven, where it...

25 February 2021 7,493 6 View

How to calculate Z (the number of molecules in a unit cell) for calculating theoretical density?

I am trying to calculate the theoretical density of my ceramics materials. I use the formula below to calculate the theoretical density: Theoretical density = (Molecular weight x No. of molecules...

24 February 2021 3,823 2 View

How to handle studies which report perfect effect sizes in a meta-analysis using Pearson's r?

I'm in the process of updating a meta-analysis and in one of the new studies, effect sizes are reported as Tau-U. Two of the effect sizes are reported as Tau-U = 1.00. I am using Andy Field's...

24 February 2021 2,265 3 View

Sample size determination for non-parametric tests?

How do I run a a priori sample size determination for non-parametric tests, like the Mann-Whitney U-test and the Kruskall-Wallis or other non-parametric tests that accord with the unpaired t-test...

24 February 2021 166 6 View

How to determine a priori sample size for t-test with unequal means?

I need to conduct a a priori sample size determinations for t-test with unequal means, but I don't know the sizes of the groups nor the ratio of both groups... Can I do a sample size determination...

24 February 2021 8,289 3 View