Which solvent is best to dissolve microplastics for analysis through GC-MS?
I'm a PhD Student. From Northwest Agriculture and Forestry University China. My Problem is this I start my work on bhlh79 transcription factor gene. I do my Y2H 5 time but the colonies appear on...
30 July 2024 1,412 8 View
I have 3 different specimens. Each specimen has a main peak of the targeted phase, however, all of them also have a secondary peak of associated with a secondary phase. Now just based on the...
26 June 2024 5,049 5 View
Hello! I am pursuing Ph.D. in Environmental Sciences from Sambalpur University, India. My thesis topic broadly focuses on physico-chemical analysis of water and soil samples. I eagerly want to...
18 June 2024 1,897 4 View
I am determining the alpha amylase inhibition activity of my methanolic extracts by DNSA method. The problem is, my sample absorbance is higher than the negative control which made the final...
27 May 2024 9,348 0 View
I need to use and adapt the parenting style questionnaire in my ongoing research project, can somebody please help me regarding gaining permission and access to them as I am unable to find the...
25 May 2024 6,304 1 View
I'm doing OSCC cell culture and routine media (supplemented MEM) changes every 72 hours. The media looks healthy in terms of color (reddish-orange), and there was no microbial contamination...
12 May 2024 9,279 2 View
differences in physiological traits of wild and domesticated (controlled/Lab Reared) black soldier fly
04 May 2024 173 0 View
I am using Purelink RNA mini kit (Fischer Scientific) to extract total RNA from bacteria. i need to get better RNA integrity number like more than 7, but for only one sample I got 7.4, for other...
01 May 2024 4,355 3 View
Water flows in a 2D pipe, I am able to prepare a simple simulation resulting in the velocity and pressure across the pipe. But I am interested to simulate the Wall shear stress generated by the...
22 April 2024 8,537 5 View
Achieving stable quantum computations is a challenging task due to the fragile nature of quantum systems. Welcome your valuable answers please. I am also proposing an idea to achieve this as...
21 April 2024 10,032 1 View
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
Can anyone explain this method? Especially the last statement where it says only at 1.5 to 2.5mins was the MS/MS connected to the UPLC. How is that possible, is it a feature in this specific...
11 August 2024 8,141 3 View
Hello experts, Does anyone know any free software about retention index prediction ?
08 August 2024 7,403 2 View
I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...
08 August 2024 8,329 0 View
I'm working on selecting antibodies against a recombinant protein that has a His-tag. My idea is to first bind the recombinant protein to a HisTRAP column and then use this column for an affinity...
07 August 2024 505 3 View
I need to do some experiment with it in liquid form.
07 August 2024 613 3 View
Dear QE-users, In the method where full MS positive mode and PRM mode are used, we always get an incorrect auxiliary gas reading (41 instead of 25). This only happens in this method; other...
06 August 2024 4,953 0 View
Hello, Can anyone provide me with the absorption coefficient of methane gas at 7.7 um? Any reference?
06 August 2024 980 5 View
There are anaerobic gas pak jars and environment providers in the laboratory that provide anaerobic environmental conditions for the growth of anaerobic bacteria. However, there is no anaerobic...
05 August 2024 4,945 3 View
"I have treated adult zebrafish with 8-micron polystyrene microplastic and want to study the bioaccumulation in different organs. Can this be done using hydrogen peroxide digestion followed by...
05 August 2024 853 3 View