Does Exp(B) the same as hasard ratio?

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I need help with Identification (misidentification) of European Pisidiidae & Sphaeriidae?

Hi everyone! I published an article summarizing my first experience in determining cryptic species of small bivalves, of course with errors. I will be very grateful and will thank you in future...

02 August 2024 6,582 11 View

Why typical glow discharge of TEM grids bring negative charge to the surface?

Hello everyone! Glow discharge treatment of TEM carbon-coated grids is a commonly used routine. Usually the grids are placed onto the cathode, and they are separated from the cathode by a glass...

08 April 2024 5,164 3 View

Why do identical sequences form a "comb-like" structure with non-zero branch lengths on the resulting phylogram in Mr.Bayes?

Hello, can anyone explain me why MrBayes gives long terminal branches for different speciomens with the same sequences? I am studying multigene phylogeny and for some individual nuclear gene tress...

28 February 2024 2,709 0 View

Does somebody know an open-source software for the video analysis of behaviour including manual scoring?

Hi everyone! I have behavioural videos with corresponding timestamps of trials. I would like to be able to manually select trials based on animals' behaviour. I am looking for an open-source...

05 February 2024 1,661 3 View

How long transfected cells can be cultured without G418 before they loss a plasmid?

Hello! I have a question regarding transfection stability in MCF7 and IMR32. For my experiment I need to transfect them with a plasmid with my gene of interest and Kan/Neo-gene which confers...

02 December 2023 1,626 2 View

RE: Dynamic Hardness from indentation test?

When test force is F (mN) and an indentation depth in a sample is h (µm), dynamic hardness (DH) is defined by the following formula: DH =a*F/h^2 [kgf/mm^2] For the triangular 115 indenter...

27 November 2023 5,170 1 View

Nucleus staining dissapear at the immunocytochemistry slides. Why it could be? and how to avoid it in future?

Good day. An immunocytochemical stain for CK20 of urothelium was perfored. Counterstain was Mayer`s hematoxylin (left figure). But after 1 day stain of the nucleouli dissapear (right figure). Why...

26 November 2023 1,241 2 View

How to quantify the free radicals?

Hello! I treat a polymer surface with plasma and I expect that some free radicals form on it, because it demonstrates high adsorption. How could I quantify the presence of free radicals on a...

01 November 2023 738 2 View

What's causing the smears on my second PCR product?

Hello, I have a trouble with a PCR reaction. The thing is, a PCR reaction from cDNA goes well, the first picture. But after purifying and using this DNA for the same PCR to multiple it I get the...

07 October 2023 2,398 6 View

Why is the decision time for Wiley journals so long?

The first time I submitted an article to the journal "Software: Practice and Experience". It took a month and a half to make a decision. It didn't get to peer review. The second submission took...

26 September 2023 2,420 1 View

How can I prepare virus for a TEM or SEM imaging?

I have virus (viral hemorrhagic septicemia virus) in suspension and the experiment will not involve cells. What level of TCID50 is preferred?

11 August 2024 3,115 1 View

How to learn more about SPSS and its Application?

I would like to learn more about SPSS and Its application especially in regards to data analysis. Please suggest me how I can learn more about it. Thank you so much.

11 August 2024 9,101 4 View

Can I base on reverse DNA sequences to perform alignment, convert to amino acids and GenBank submission?

I have reverse sequences (AB1 format), can I base on reverse DNA sequences to perform nucleotide alignment, convert nucleotides to amino acids and deposit the sequence in GenBank database?

11 August 2024 5,138 1 View

Baseline drift in HPLC? What causes this?

Hello, Why do i see this baseline drift when i compare my blank (black) to the sample (blue)? Any suggestions as to why this happened? Thank you!

11 August 2024 3,770 4 View

Text-Communication from the M1 Hand Area using BCI—and then there is Elon Musk?

Willett, Shenoy et al. (2021) have developed a brain computer interface (BCI) that used neural signal collected from the hand area of the motor cortex (area M1) of a paralyzed patient. The...

10 August 2024 7,180 0 View

Handling Missing Data and Building a Predictive Model with Incomplete Information ?

I am developing a predictive model for a water supply network that involves 20 influencing points. However, I only have historical data for 10 out of these 20 points. I would like to know how to...

10 August 2024 4,005 2 View

Has anyone applied Python in the field of textile engineering for data analysis, automation, or smart textiles?

I'm currently exploring the application of Python in textile engineering, specifically in areas like data analysis, process automation, and the development of smart textiles. I'm interested in...

10 August 2024 7,429 2 View

Is it possible to use the Fused Deposition Modeling (FDM) to additively manufacture interconnected porous structure generation of >100-200 micrometer?

Usually, additive manufacturing techniques like SEBM, SLS, and SLM are used for interconnected porous lattice structure generation with sizes of >100–200 micrometers. Can the Fused Deposition...

09 August 2024 7,892 0 View

How can I use the cif data obtained from rietveld refinement extracted via gsas2, for microstructural analysis using ETEX software?

09 August 2024 7,718 0 View

How to define an anisotropic material with asymmetric elastic compliance/stiffness matrix in ANSYS APDL?

I need to model an anisotropic material in which the Poisson's ratio ν_12 ≠ ν_21 and so on. Therefore, the elastic compliance matrix wouldn't be a symmetric one. In ANSYS APDL, for TB,ANEL...

09 August 2024 5,048 2 View

Sushant K. Singh

The answer is Yes and please find a reference for your work.

John Chow

That's right.

Dmitry Zinovkin

Thank you for your answers

Avinash Pandey

yes. Also see and don't forget to mention the 95% Confidence interval mentioned right to Exp (B)

Manoj Kalita

If your are doing COX than Yes. If you are doing conditional logistic regression than its OR

Marko Radulovic

What is "OR"

Yes, exp(B)=HR