31 Questions 23 Answers 0 Followers
Questions related from Terun Desai
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...
08 August 2019 3,565 3 View
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...
08 August 2019 10,012 6 View
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...
11 November 2018 9,864 3 View
Does anyone have papers showing statistics of CVD risk reduction with improvements in TC:HDL ratio?
11 November 2018 5,189 1 View
Does anyone have papers relating fasting insulin levels and associated CVD risks?
11 November 2018 2,010 4 View
Any papers would be appreciated.
10 October 2018 2,443 2 View
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...
10 October 2018 6,686 5 View
Does anyone have papers showing angiotensin-converting enzyme concentrations in serum in humans, preferably Metabolic Syndrome humans? Thanks
09 September 2018 6,349 3 View
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.
07 July 2018 9,614 3 View
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?
06 June 2018 6,859 3 View
Does anyone have papers saying that repeated-measures ANOVA has sufficient robustness when analysing a non-normal dataset?
12 December 2017 1,002 1 View
I have conducted a repeated-measures within-subjects ANCOVA in SPSS. Age as covariate. I have a significant interaction for my within-effects condition*time*age How do I interpret where age is...
12 December 2017 5,216 1 View
I have given a bolus (drink containing sugar) and measured HOMA and QUICKI indexes post-bolus for up to 5hrs every hour. I know both HOMA and QUICKI work on fasting insulin and glucose values,...
12 December 2017 9,722 3 View
I have data for systolic blood pressure over 6 time points for 11 people. Instead of showing the mean response curve, I would like to show individual responses for each person. A line graph...
12 December 2017 1,404 2 View
Does stroke volume and diastolic BP have a positive linear correlation? Given greater pre-load and thus end-diastolic volume is it expected that diastolic BP would be reduced?
12 December 2017 3,550 4 View
Does HOMA measure insulin sensitivity or resistance?
10 October 2017 902 4 View
I have a repeated-measures crossover study design with 3 treatment conditions, all measured across 7 time points. I would like to control for baseline for each treatment. As I understand, a...
10 October 2017 8,937 11 View
http://care.diabetesjournals.org/content/33/6/e83 Is the conversion factor 6.945 or 6?
10 October 2017 6,970 9 View
Ferulic and Vanillic acids are secondary metabolites of anthocyanins. Both can be obtained as food-grade. Does anyone know what the maximal doses of ferulic and vanillic acids can be given to...
10 October 2017 2,616 1 View
Does anyone know of any papers published looking at the effects of fasting (up to 8hrs) on plasma volume change in humans?
09 September 2017 1,992 1 View
Avg daily intake anthocyanin intake in UK? Avg daily intake total polyphenol intake worldwide?
09 September 2017 5,430 4 View
For clinical nutrition RCTs research is it better to report standard deviation or standard error of the mean? I understand that Std Dev is a descriptive statistic only for the number of...
04 April 2017 1,300 11 View
I want to test the reliability of a piece of equipment. Is it OK to use Limits of Agreement for this?
04 April 2017 7,497 6 View
Is there any evidence that melatonin increases acetylcholine secretion in humans?
04 April 2017 4,077 4 View
I have a LoA of: -0.49±5.52 Does the mean difference indicate intra-individual variability and the standard deviation indicate inter-individual variability?
04 April 2017 6,670 5 View
I'd like to conduct some chemical analysis on a nutritional product. Can anyone suggest sources where I may be able to apply for funding?
02 February 2017 2,575 0 View
CRP and TNF-a have been used a markers of systemic inflammation. Other than systemic inflammation, what is each marker specifically signifying? What is the difference between the two and under...
09 September 2016 913 0 View
I have previously read a paper (which I am desperately trying to find!) which mentioned that dietary intake by as much as 3 days prior to the exercise can affect substrate oxidation and therefore...
08 August 2016 3,339 3 View
Either by immunoassay or enzymatic. And where can I purchase this assay from, preferably in the UK. Thanks
07 July 2016 1,608 3 View
I currently have an exercise protocol which has high inter and intra-individual variability. I am comparing a treatment to a placebo. Due to the high variance is it possible for me to control this...
05 May 2016 9,235 5 View
Animal studies tend to supplement anthocyanins relative to body weight. Why is this not replicated in humans? The current trend is to just supplement absolute dosages regardless of any...
01 January 1970 5,223 5 View
