Is anyone interested in iterative reconstruction and lung volume during CTPA

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Does it matter what molecular weight of PEG I use to concentrate lentivirus?

I am producing lentivirus for my masters thesis and I do not have access to an ultracentrifuge- I have been looking for a protocol to concentrate my samples using the PEG method but there is many...

17 March 2024 2,188 2 View

Freezing down primary fibroblast cells at -80C?

My research group wants to freeze down some of our first passage of primary dermal fibroblasts incase we need to re-seed them at some point. Is it appropriate to store in complete growth media...

25 January 2023 1,207 1 View

What is the correct way to cut by vibratome live adult brain tissue?

I tried embedding it in low melting point agar but it peeled off the agar during sectionning. I tried cutting it without the agar since it is an adult brain but i disintegrated altogether. I am...

24 May 2021 722 3 View

How do bacterial RNA polymerases and promoters differ from those of Archaea and eucaryotes?

RNA polymerases promoters

28 May 2020 2,889 40 View

What are competitive and noncompetitive inhibitors and how do they inhibit enzymes?

Microorganisms can be poisoned by a variety of chemicals, and many of the most potent poisons are enzyme inhibitors.

12 May 2020 9,236 50 View

What would be the most appropriate SEM analysis for my study?

Hi there, I am interested in empirically validating a theory through Structural Equation Modeling. This theory suggests that the relationship between X and Y is mediated by a sequence of M1, M2,...

12 December 2019 4,949 2 View

What Type of antibiotic solutions can be used in cell culture?

Hello everyone, In our lab, we use penicillin/streptomycin/amphotericin products in the cell culture. We were just wondering if we can use any type of solution containing these 3 antibiotics......

31 March 2019 3,930 3 View

What are the Steps needed for Modeling Passive and active components in a power electronic converter?

Hello, I am going to begin my thesis this semester. The thesis involve the use of machine learning in order to predict fault in power electronic converter. The first task is to create a good model...

30 January 2019 9,271 3 View

Student satisfaction mapped to a different country?

Hi all, how would you go about customizing a student satisfaction survey to a new region or country? Would it fall under mixed methods? Would you start qualitatively with selected faculty? Would...

22 October 2018 1,395 3 View

Does anyone know how to use ARIMA for an Interrupted Time Series Analysis of the effect of education on salary?

The variables I have: Independant: Taking an academic degree. The Dependant: 6 yearly salaries, three prior to the degree, and three subsequent. The question is whether the degree had any effect...

01 July 2018 4,261 5 View

Which type of compound does lamda max of 218 indicate in a uv-vis spectrum of a partially purified compound through column and TLC?

A crude extract of fungal culture using EtOH was subjected to column and TLC and partially purified compound was obtained. UV vis spectrum of the compound/s has max absorbance at 218nm. The...

11 August 2024 9,801 2 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

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

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

1. If I can quantize the atom using this hyperbolic spiral and classical physics, could nature do the same?

If we map as a continuous motion an ionising electron (beginning its journey at n=1) in an H atom, a specific hyperbolic spiral appears (see animation). When we solve this spiral formula, we find...

07 August 2024 5,343 2 View

How are iso-frequency contours plotted?

Let's say we have a standard, regular hexagonal honeycomb with a 3-arm primitive unit cell (something like the figure attached; the figure is only representative and not drawn to scale). The...

07 August 2024 1,937 1 View

U you think We need a website software of Blackbody radiation law expert software?

A website software of Blackbody radiation law expert software can used through the following web site. http://39.105.188.151:3000/index

07 August 2024 1,706 0 View