Does fibroscan using the S probe in S1 or S2 position yield the same result when used in the same patient?

More Samir Haffar's questions See All

Use of NC or NTC to descibe negative control?

Hello, I would like to ask which is the best terminology to use for describing a negative control in an experiment (drug testing in-vitro, viral infection): NC (negative control) or NTC? Thank you...

18 July 2024 4,183 2 View

How i calculate the total effect with a model which contains a moderator variable and mediator variable?

I regress X to Y: ,direct effect (c) M: mediator: I regress X to M (a), M to Y (b) Total effect = c + a*b now i introduce a moderator effect between X and Y How i calculate the total effect with...

08 March 2024 9,816 1 View

How do I extract statistics from ResearchGate as against list of 25000 articles having DOI?

Explanation: Let I have downloaded 25,000 from Scopus database. I have all DOI in a csv file. Now what is the procedure to get RG statistics (read, citation, recommendation etc) in excel file. I...

02 December 2023 9,744 1 View

Difference of RNA concentration using acid phenol chloroform extraction method and qiagen kit?

hello, i am intersted in the cause of getting higher concentration of RNA when using the acid phenol chlorofom extraction to the qiagen kit.. i am extracing RNA from cells and i tried both method...

18 September 2023 6,480 0 View

Nobel Prize committee withdraw invitations to Russia, Belaru and Iran, becoming partial, do you think Nobel Prize will lose its credibility?

Becoming part of politics by withdrawing invitations to Russia, Belarus and Iran , Nobel Prize committee becomes then part of politics, what consequences of this decision ? do will have two (2)...

01 September 2023 542 5 View

How to check microRNA primers using NCBI ?

I will perform gene expression for mir27a and mir155 so I need to check my primers by any suitable software thank you

21 August 2023 9,964 4 View

Design of RBS using RBS calculator?

hello, I am curious about the use of RBS designer from the website: https://salislab.net/software/ how is it possible to use it for designing new RBS to overexpress protein in e.coli? thank you...

27 July 2023 6,193 2 View

Concentration of protein?

hello, I have a protein with a molecular weight of 100 kDa and the concentration is 1pmol/ul. how is possible to convert the protein concentration to ng/ul? thank you for your help.

19 July 2023 5,897 1 View

What is chlorophyll a fluorescence?

14 July 2023 4,396 3 View

What is the most relevant measurement scale that could be used to assess secondary school teachers' performance in the Moroccan context?

What is the most relevant measurement scale that could be used to assess secondary school teachers' performance in the Moroccan context ? thank you in advance

15 June 2023 7,870 0 View

Is there a problem with my RNA pellet?

Hello, I am currently having problems with RNA extraction. I am using mouse liver (C57BL6J), and I have extracted RNA from mouse liver before. Before this experiment, my final RNA pellets were...

11 August 2024 7,082 3 View

Tissue homogenization in mouse with FastPrep-24™ 5G - is the D matrix system useful?

I need to lyse and homogenise mouse tissues. So far I have experimented with liver and lung tissue, using matrix D. The liver was completely lysed with 6 repetitions of the standard program, but...

31 July 2024 9,186 0 View

How high should the remuneration be for test subjects in psychological research projects in Germany?

I am working on a project proposal (DFG project in Germany). I have the problem that I want to calculate how much funds I have to request for my test subjects (e.g., for qualitative interview of...

18 July 2024 1,690 0 View

Does anyone notice the tumor regression impact of Hepa1-6 cells in HCC orthotopic mice model?

To establish an orthotopic HCC model, C57BL/6 mice (male, 6-8 weeks) were orthotopically implanted with 3x106 Hepa1-6 cells (Over-expressed with a human gene) in 20uL Matrigel into the left lobe...

18 July 2024 9,177 2 View

Is there a name for this type of function?

Let n∈ℕ, where the function f:A⊆ℝ𝑛→ℝ, 𝐴 is Borel, and (A,d) is a completely seperable space. What is the name of the functions where the graph of f in any (n+1)-dimensional box of A×ℝ is...

17 July 2024 258 1 View

Why is the baseline fibrosis level of HK-2 cells very high?

In many experiments where HK-2 cells were stimulated with TGF-β at 10 ng/mL for 48 hours, I observed that even in the control group, the baseline expression level of fibrosis proteins like FN1 and...

15 July 2024 1,929 2 View

How can I regenerate a SCX column modified with Sulfonate group (Thermo 054995)? The colmun has lost its Resolution and peak to valley ratio?

The column is used in Ion Exchange Chromatography of Monoclonal antibodies and the method of analysis is based on pH gradint.

13 July 2024 7,462 1 View

After regeneration studies of the PVDF membrane, will the permeate flux and TDS removal efficiency increase or decrease?

Regeneration Studies for the PVDF membrane and PVDF/CuO nanocomposite membrane were carried out by chemical cleaning.

07 July 2024 7,033 0 View

Is there any one working on Sister chromatid exchange and micronucleus assays in India?

I am working on SCE and micronucleus assay. I completed around 30 samples of SCE and MN but suddenly the results get stopped and its been above 1 year struggling with the cell culture experiment....

02 July 2024 7,649 3 View

Help to isolate Ralstonia from plant tissue?

I need tips for isolating Ralstonia solanacearum from eucalyptus. I have used some methods, such as isolating from root exudates, but it didn't work. I also tried indirect isolation from macerated...

02 July 2024 9,807 3 View

Joseph Gosnell

In the paper below, in pediatric populations, the S1 and S2 probes had a correlation in readings of .98 (the most similar intraclass correlation).

However, I could not find any papers on other patient subpopulations.

Please let me know if the paper below (see file) does not answer your question fully, and I will continue looking.

Laurence Blendis

In adults with fibrosis and cirrhosis there can be significantly different readings depending on the position of the probe