Who is researching colonialism, slavery, and their impact on establishing the global fashion supply chain?
I'm using a InVia Renishaw Raman microscope system (785nm wavelength, 600l/mm grating density) to acquire Raman images on human brain samples, at 50um resolution. The samples are placed on MgF2...
30 July 2024 8,771 3 View
Why methanol and sulphuric acid, used in the analysis of polyhydroxyalkanoates (PHA) methyl esters by GC-MS? Additionally, why do we typically use non-polar solvents in GC-MS?
22 July 2024 1,210 2 View
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
research on mental health and ethnicity
18 June 2024 3,958 0 View
I'm performing some DAB-enhanced anti-GFAP staining. My primary is polyclonal chicken anti-GFAP (AB5541): The antibody isotype is described as N/A in the SDS. We have a goat anti-chicken IgY...
14 April 2024 9,715 1 View
I have a bunch of ordinal variables, but they have lots of categories and a ton of variability. For example, I have an income variable with 9 categories. Do you think it would be okay to treat...
12 April 2024 545 7 View
Dear members, I am investigating the effects of Artificial Intelligence (AI) on marketing for study purposes. The survey will only take a few minutes, and your responses are anonymous. Thank...
07 April 2024 2,241 3 View
I've been trying to extract RNA from mouse lung tissues (normal and tumour) and slowly improving the yield and purity measured via Nanodrop and Qubit (I'm consistently getting 260/280 ratios of ~2...
21 March 2024 113 5 View
According to the Big Bang theory, our universe began with a singularity, where spatiotemporal curvature is infinite. That means it would take infinite time to come to the present. That's...
19 March 2024 9,482 2 View
I am conducting research on the development of interactive chatbots that prioritize accuracy in their responses. My aim is to gain insights into the most effective methodologies and technologies...
17 March 2024 333 3 View
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
I'm cloning a fragment of 3200 nts into plasmid. The cloning was successful, however, 02 amino acids were mutated. Now I want to fix these 02 aa by site-directed mutagenesis technique using...
08 August 2024 4,645 2 View
A Markov-like Model for Patient Progression" Markov Chain Monte Carlo (MCMC) Markov Chain Monte Carlo (MCMC) is a powerful computational technique used to draw samples from a probability...
05 August 2024 10,079 0 View
I am performing ligation of the plasmid and a target gene. The steps I have taken are: 1. Double digestion of the plasmid and target gene 2. Ligation of the plasmid with the target gene 3....
05 August 2024 2,570 3 View
I am having an issue with my gel image where my PCR product is not appearing very bright on the gel. When I perform gel extraction, the A260/280 purity value is very low. I used the Qiagen gel...
05 August 2024 9,798 3 View
Read the journal article by Douglas M. Lambert, “The Eight Essential Supply Chain Management Processes,” Supply Chain Management Review, Vol. 8, No. 6 (2004), pp. 18-26
04 August 2024 9,919 4 View
How does the atmosphere affect the flow of matter and energy on Earth and flow of energy in the biosphere related to the flow of food through a food chain?
02 August 2024 9,644 0 View
Hello everyone, I performed a PCR yesterday, and the results showed no bands on the gel. Of course, I probably missed some crucial steps, like adding my samples to the PCR strips themselves, for...
31 July 2024 2,406 6 View
Can anyone with an MJ research / BioRad PCR machine from ~2010 or earlier tell me the external measurements (LxWxH) of the removable standard PCR alpha modules that can be removed from a PTC200 or...
30 July 2024 2,867 0 View
Hello all, I have been trying to follow a 2-stage PCR protocol used to amplify barcodes of a large yeast library, as per Nyugen et al. (2022) -...
30 July 2024 841 2 View