What is the error if one enters a categorical variable as a covariate in ANCOVA?

Hi there! I am attempting an ANCOVA test on SPSS, with categorical covariates. Most references recommend entering a categorical variable as a covariate after dummy-coding it. However, I am not...

12 October 2020 6,721 12 View

I am looking a systems analysis-related support! Can you help?

Hello there! We have done a literature review of three constructs. To keep things simple, I'll refer to them as A, B, and C. Now, the literature supports the following relationships (please...

18 July 2020 9,067 2 View

Is there any material which is rigid in normal state and liquifies when vibrated?

Is there any material which changes into liquid state when given certain vibration such as earthquake? As we know that when we vibrate saturated sand, liquefaction takes places and the sandy soil...

27 January 2020 2,464 3 View

What could be the reason for a fiber shape TiO2 nanowire besed dye sensitized solar not to work?

I am trying to fabricate a fiber shape TiO2 nanowire-based dye-sensitized solar cell on Ti wire. I use a hydrothermal route to grow the TiO2 nanowires. Then I absorb the nanowires with N719 dye. I...

15 December 2019 1,407 3 View

Dose any one has a Helicobaceter pylori avirulent or mild pathogenic starin?

Dear Researcher, We are looking for some mild pathogen/ non pathogen of Helicobacter pylori. We need to do some experiment for understanding of association of H. pylori with gastric...

04 September 2019 253 4 View

Can I use a sonicator to clean Ti wire?

I want to use Ti wire to make fiber shape solar cell. In literature they use an ultra-sonicator to clean Ti wire. Can I use a sonicator for this purpose as I do not have an ultra sonicator...

22 August 2019 5,066 9 View

Share the name of scopus indexed journal which takes lesser time but chances of acceptance is high in CSE?

Share the name of scopus indexed journal which takes lesser time but chances of acceptance is high in CSE?

05 August 2019 5,848 2 View

Can magnesuim alloy Az13b be employed in aerospace or marine strutures?

I want to work with Mg alloy Az13b and i need some valuable suggestions whether it can be used for the production of aerospace or marine structures using welding techniques. Thanks and kind regards.

22 July 2019 1,054 3 View

Why am I seeing no bands in a PCR after it has already been standardized?

I'm currently conducting PCR on a gene and since my DNA is bisulfite treated, I have spent a considerable amount of time standardizing the PCR for the gene. I have been consistently getting good...

18 February 2019 8,834 17 View

Can anyone please suggest me some vacuum free top electrode deposition technique for organic solar cells?

Hello, I am trying to fabricate a P3HT:PCBM based organic solar cell. I do not have thermal evaporation equipment available. Can anyone please suggest me some other vacuum free technique to...

14 February 2019 502 8 View

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02 March 2021 3,060 3 View

Issues with Permeabilization during Flow Cytometry?

Hello Everyone. Currently I am working to characterize macrophages in the myocardium after ischemia-reperfusion injury in rats. Due to the low total cell number isolated from rat hearts I can...

01 March 2021 3,867 3 View

Which cell line should we use to perform biological dosimetry experiments?

We are preparing some experiments based on irradiating cells under different conditions in order to evaluate the effects in terms of DNA damage, genetic expression, etc. As our project is...

01 March 2021 3,355 3 View

Which fluorescent dye to use for measuring total ROS production?

Is DCFDA appropriate for measuring total ROS production, or can it only detect certain types of ROS? If I want to measure total ROS production, which dye should I use?

01 March 2021 9,447 3 View

Is it possible for two human neuronal cell lines to have different gene sequence for the same protein?

I am looking at the ATP1A2 (Sodium/Potassium ATPase alpha subunit 2) in two human neuronal cell lines. Expression levels of this protein seems to be almost equal when detected by one antibody....

01 March 2021 3,607 3 View

Tooth extraction and subsequent dental implant placement in Sprague-Dawley rats induce differential changes in anterior digastric myofibre size and ?

01 March 2021 7,254 3 View

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 View

Do you need the CMV enhancer before the CMV promotor for a proper function of CMV on the gene that follows?

I'm a student and I have to produce a cell line with a knockin for the NRF2 gene with GFP. I have to put a promotor in front of the GFP because the gene will be too far away from the promotor of...

28 February 2021 7,127 2 View

What could be some reasons why unstimulated monocytes are getting activated?

Im doing PBMC isolation -> CD14+ enrichment using magnetic beads -> stimulation setup. My negative control is just cells in cRPMI but they seem to get activated over and over again.

28 February 2021 7,883 3 View

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28 February 2021 9,936 2 View