Can Latent Profile Analysis be computed with AMOS?

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Is there an optocoupler covering DC to about 3 GHz commercially available?

A rather low level question: In an experimental setup, an antenna has to be driven by a digital signal, amplified by two full bridges containing GaN FETs like Qorvo's QPD0020. As usual, the...

14 February 2024 7,147 3 View

IF-Antibodies to discriminate between smooth muscle actins alpha- and gamma-SMA?

Hi everyone, I want to analyse the differentiation status of primary intestinal smooth muscle cells. One thing that I want to investigate is the expression of the two smooth muscle specific actin...

12 January 2022 4,101 2 View

Does soft algniate hydrogel influence calcium concentration of a solution (cell culture medium)?

Hi everybody, I am wondering if the unoccupied Ca2⁺ binding sites in soft alginate gel (gelation with low Ca2+ concentration) sequestrate the free Ca2+ of my cell culture medium. Which would also...

05 January 2021 6,290 4 View

Why does a magnetic mirror acting on ballistic electrons not violate the 2nd law of thermodynamics?

Magnetic mirrors are well known in plasma physics. In order to work, the mean free path of the charge carriers has to be at least as long as the helical paths under the influence of the B field....

24 October 2020 8,388 3 View

Collagen Type I Hydrogel dissociates/degradates/desintegrates in culture with cells. Where am I going wrong?

Hi all, I am having trouble with collagen type I as a scaffold for cells. I have a 3mg/mL collagen I solution with pH = 2. I am neutralizing with 1 M NaOH to pH ~7, then mixing with ice cold...

22 October 2020 8,631 3 View

Magnetic monopole pairs generated by photon/photon collisions?

The transformation of two "colliding" photons into a pair of particle / anti-particle was experimentally observed already. But the observed particles are always electrically charged. 1. If such a...

30 July 2019 1,886 18 View

Attitude control of "Sprite satellites" in equatorial low orbit: Possibilities and problems?

Sprite satellites are just square printed circuit boards of 35 mm side length, carrying electronic components. During the last decade, there were some campaigns offering the launching of private...

01 June 2019 3,971 9 View

Concentration of TCEP for RNA Isolation?

Hi all, in our lab we would like to switch from Mercaptoethanol to TCEP as a reducing agent for RNA protection during isolation. What concentration do you use? I only found a protocoll from...

01 March 2017 4,469 2 View

Does PDMS cure when it is in contact to water?

I want to seal a tissue/glass interface. The tissue should not be out of the water (buffer) for too long, so I am wondering if I could apply PDMS in liquid form and let it cure under water?...

17 October 2016 3,769 7 View

Which optical E-field sensor would you recommend for time-domain measurements?

For some years, optical E-field sensors (plus remote units) are commercially available; main advantage: the field is much less disturbed than by electrically conductive sensors. We would like to...

21 April 2016 3,892 5 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

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

How to prepare the nanoparticle treated fungal sample for Environmental SEM analysis?

A fungal strain was treated with nanoparticles. We want to do an environmental SEM analysis. So could anyone share your views on preparing the sample? Thank you.

07 August 2024 5,307 1 View

How to normalize and take the significance of the MTT OD values with 3 replicates for the same cell-line?

Hi, I have a question about normalizing the MTT OD values for doing the statistical analysis. So, if we have 3 different plates and we call them 3 different replicates, so, first we would...

07 August 2024 8,106 4 View

Why does my protein refolded to beta sheet during thermal denaturation analysis?

Hi! So i attempted to understand a novel protein behavior towards heat application by analyzing its secondary structure change. I subjected the protein to a thermal denaturation analysis using...

06 August 2024 1,989 3 View

Peter Schmidt

One cannot use Amos to do it, as Amos has not such a model. One has to use either MPLUS or Stata or R.

Jörg Christian Wombacher

Thanks a lot, Peter. As I thought...

Mahmoud Moussa

you can perform it using lisrel and mplus

Shahram salehi Zadeh

Mplus is good enough.

Cristian Ramos-Vera

https://www.r-bloggers.com/quick-example-of-latent-profile-analysis-in-r/