If you can believe it, we have unopened Qiagen Ni-NTA resin from the early 90s that has never been opened. It still has a scent of ethanol and is blue in color. It has been kept in 4C since purchased. Would this still be good to use?
I recently received this email message: "Dear Colleague, I trust you are well! I am writing to propose a mutually beneficial collaboration. I have many research papers that need citations. If...
27 June 2024 9,627 1 View
Looking for a protocol for the stimulation of B cells with pokeween mitogen
22 June 2024 4,882 4 View
Frameworks for AI governance The use of artificial intelligence in the company requires its control and monitoring by the company's governing bodies due to legal and regulatory requirements....
17 June 2024 8,956 5 View
can someone use quantum mechanics to explain the intuition behind this phenomenon?
07 June 2024 9,584 2 View
Elderly patients may develop strokes associated with high blood pressure. Small strokes may result in cognitive dysfunction, confusion, memory lapses and onset of dementia. less frequently and...
07 June 2024 8,723 2 View
to "Familiar biological, chemical and physical events credibly evolve the Standard Genetic Code", for example?
06 June 2024 5,095 1 View
Cytosine methylation, histone acetylation, etc. represent distinct epigenetic mechanisms of gene regulation. Which example is most likely to account for transgenerational effects, such as...
31 May 2024 4,613 3 View
I'm trying to stain areas of dystrophic calcification in sections of FFPE perinatal brain tissue. Typical basophilic appearance on H&E but nothing with Alizarin Red (costochondral junction...
28 May 2024 4,068 2 View
I am working on vehicle pedestrian safety at 4-way intersections with traffic signal control lights. I need dataset available for Kaduna metropolis busy 4-way intersection with pedestrian count...
21 May 2024 4,872 1 View
Where can I find Business and Professional Communication Quarterly's manuscript acceptance rate?
18 May 2024 1,303 1 View
I have a response variable called skin yellowness, which I will measure via a scored color chart, whereby 1 is pale yellow and 15 is orange. I'm not sure if this counts as an ordinal variable,...
11 August 2024 4,793 1 View
99% pure ethanol was used for maceration also alternate methods along with the temperature and time to concentrate the extract can be specified
31 July 2024 5,113 4 View
I am currently investigating the cytotoxicity of a series of herbal extracts, and like many studies, I have been using the MTT assay to evaluate cell viability. However, I am encountering a...
31 July 2024 193 4 View
Using SPSS, I made my edits in one bar chart — e.g., font type and size, hiding grid lines, and colours, namely: blue, orange, green, purple, and grey for 5 bars, respectively, etc. — and I saved...
29 July 2024 1,981 1 View
Genome-wide association study (GWAS) Continuous traits: eg. Height Discrete traits: eg. Eye color
28 July 2024 286 0 View
Hi, Now I am doing a single-base editing by using HiFi Cas 9, guideRNA, single stranded DNA, HDR Enhancer V2 and my tranfection mehtod is lipofection (RNAiMax). Unfortunately, after gene editing,...
26 July 2024 2,136 0 View
I used Aqua regia to clean Au nanoparticles in the used glassware. But for some reasons, it is not heating up upon mixing. The color did change from no color to light orange. The Au NPs on the...
25 July 2024 4,390 0 View
Kindly share a research paper that explains the effect of Methanol and ethanol treatment on collagen based scaffolds. How it increases porosity and swelling. Kindly help me find a paper. Thank you
24 July 2024 3,937 0 View
The literature on Supply Chain Integration (SCI), Supply Chain Management (SCM), and collaborations, spanning several decades, deserves special attention. This topic, although addressed for a long...
23 July 2024 5,672 3 View
Despite not having cells in the media, I am getting purple color. I have tried many troubleshooting methods, varying media types, and even different MTTs from different companies to figure out the...
21 July 2024 9,914 1 View