Solve standard curve equation?

I have a standard curve for an ELISA, and want to find unknown concentrations from absorbances. my polynomial equation is: y= - 1e-06x^2 + 0.0032x + 0.2562 How can I solve this to find analyte...

07 August 2019 3,433 3 View

What is the best method for finding unknown concentrations from optical density?

We have an in house ELISA, how do you calculate unknown concentrations from optical density values? We produced a standard curve but don't know whether to use sigma plot or excel. Also, Which...

07 August 2019 9,881 6 View

By how much is CVD risk reduced for a reduction in TC:HDL ratio?

Does anyone have papers showing statistics of CVD risk reduction with improvements in TC:HDL ratio?

10 November 2018 5,083 1 View

Reduction in fasting Insulin levels and associated CVD/T2D risk?

Does anyone have papers relating fasting insulin levels and associated CVD risks?

10 November 2018 1,898 4 View

What is a clinically relevant reduction in 24-hr Blood Pressure?

Is there a threshold by which 24-hr Blood Pressure needs to be reduced by to be clinically relevant? or is it possible to use the clinic-based blood pressure thresholds? any papers would be...

10 November 2018 9,731 3 View

Statistical difference between correlations?

Which test should be run for determining statistical differences between 2 (r values) correlations (correlated correlations)? I am looking to see if there are any differences between a placebo...

09 October 2018 6,566 5 View

What is the average dropout rate of human RCTs involving dietary supplements?

Any papers would be appreciated.

09 October 2018 2,335 2 View

What are normal serum concentrations of ACE enzyme in humans?

Does anyone have papers showing angiotensin-converting enzyme concentrations in serum in humans, preferably Metabolic Syndrome humans? Thanks

08 September 2018 6,238 3 View

Bland Altman for repeated measures reliability?

Can you use Bland-Altman for more than 2 repeated measures in the same person? I have measured the same dependent variable 5 times in the same person.

06 July 2018 9,472 3 View

Should Partial Eta Squared be used as an effect size?

When conducting a repeated-measures ANOVA between 2 conditions, SPSS outputs report Partial Eta Squared for effect size. Should this be used or is there a better alternative for effect size?

05 June 2018 6,676 3 View

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 View

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 View

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 View

Is there any test to determine the cardiovascular risk of patients with obesity? from the perspective of obesity?

We found tests to determine cardiovascular risk taking into account lipid profile, blood pressure, age, history of diabetes, other laboratories. But when weight is involved, there is a paradox. I...

02 March 2021 6,036 1 View

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02 March 2021 3,060 3 View

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02 March 2021 932 1 View

How to quantitative analize the data of TNBS assay for gelatin?

Estemeed colleagues, I found some issues regarding the quantification of the data for TNBS assay. There are different protocols on how to perform that but it is clear to me the "fil rouge" that...

02 March 2021 2,616 1 View

How to code open-ended questions in SPSS?

Hello all, In SPSS I am going to code 2 open-ended questions. I have already read all the answers and I made a list of the most important categories to which I can code the answers. This question...

02 March 2021 1,757 4 View

How to calculate BREQ 3 questionnaire?

how to calculate BEHAVIOURAL REGULATION IN EXERCISE QUESTIONNAIRE BREQ 3 ,which contain 24 questions and each question has 5 answers (0- Strongly disagree , 1-disagree, 2- Neither agree nor...

02 March 2021 811 3 View

Please suggest a good text book for "Research Methodology in Life Sciences". Which book would be good for PhD Scholars?

Please provide Book Title and author name

02 March 2021 9,059 3 View