Hello! Does anyone know the enthalpy of reaction for the dissociation of lactic acid to lactate ion and hydronium ion? Is this simply the heat of formation?
CIR 2021/808 written as "the CCα shall be calculated as follows: Method 1: by the calibration curve procedure according to ISO 11843-1:1997 ( 14) (here referred to as critical value of the net...
13 May 2024 9,481 0 View
For example, one side can go up and the other side go down
19 March 2024 8,148 0 View
I am writing a master's paper looking at the connection between learning and physical movement for students with disabilities. Have you run across any recent studies or information?
12 March 2024 835 0 View
Background: I recently seeded HEK cells on a poly-L-lysine coated plate and used those for transfection. My vectors are backsplicing vectors with the ZKSCAN introns which generates circular RNAs...
06 March 2024 4,421 1 View
Whilst a growing number of archives are digitalising their manuscript collections enabling easier access for researchers, is it still imperative that they also continue to keep and preserve all...
03 January 2024 9,545 3 View
Recently I conducted the small RNA sequencing of extracellular vesicles (EV) from a donor cell line and found several highly expressed miRNAs. Therefore, I tried to check the expression of them in...
20 December 2023 2,944 0 View
Our lab has a Leica DCF290 HD camera hooked up to our scope. We used to have a desktop computer to power it and to run the Leica software for taking pictures. The desktop has died and we are...
18 October 2023 9,941 5 View
- Foreign studies - Digital transformation in primary school teaching around the world - The context of digital transformation in primary school teaching around the world - How to manage digital...
06 October 2023 2,433 2 View
Please refer to the photo attached. I am currently trying to determine my ion-exchange membrane (IEM)'s ionic conductivity with Potentiostatic electrochemical impedance spectroscopy (PEIS) with a...
29 August 2023 5,952 17 View
After precipitating the DNA with 70% ethanol, I dried the sample in a drying cell at 37 degrees for 24 h. However, when I check the sample it's still around 200 ul. Can I continue drying at the...
25 August 2023 4,484 0 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
Hello What should be done to separate and identify organic acids in HPC when their RetTime is the same?Like oxalic acid with Propanoic Acid.or acids that have a very close RetTime.
07 August 2024 8,782 3 View
Palmitic acid presence in aqueous fraction
05 August 2024 8,624 4 View
I conducted an adsorption experiment of arsenic on soil in the presence of different doses of silicon as competing ions to see the effect of silicon on arsenic adsorption and desorption. I took 5...
03 August 2024 6,500 3 View
I used humic acid at 0.044 g/kg soil in my pot experiment. But finally, I have to recommend kg/ha. Each pot's soil weight was 11 kg. What is the solution?
02 August 2024 7,186 6 View
I am currently working on a project involving liposomes and need to determine the maximum volume of siRNA that can be added to a 2.5 mL liposome solution with a total lipid concentration of 10...
30 July 2024 6,420 1 View
I would like to know the role of the TFA (trifluoroacetic acid) used on reverse phase chromatography c-18 column. It's is often used with a concentration of 0.1% on the mobile phase.
23 July 2024 8,075 3 View
I'm facing issues with the tumor dissociation protocol for GBM. I use collagenase/dispase with DNase to dissociate my tumor sample. However, even after incubating it for 60mins, I do not get a...
22 July 2024 412 3 View
What is human-computer interaction (HCI)?
22 July 2024 10,056 2 View
As mentioned in literature the addition of CaCO3 to MRS Agar media is considered as an indicator for lactic acid producing bacteria, so I wonder if we can add CaCO3 calcium carbonate to any other...
20 July 2024 7,504 0 View