Spectrophotometric Enzyme Assays?

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How do you find out the most cited paper from Web of Science?

Finding most citated papers in a given topics by using Web of Science tool

05 June 2019 2,941 4 View

How do I prepared 0.25% (w/v) Trypsin 0.53 mM EDTA solution?

To prevent loss of myoblastic cells, cultures should be subcultured before they become confluent. During subculturing, to detach the cell from the flask/dish and to avoid cell to cell adhesion...

08 September 2018 3,879 4 View

How much medium is required to deactivate 1 mL trypsin?

As I know from researchgate question & answer session; "Split ratio depends on the volume of trypsin + medium to deactivate trypsin + cell" In this regards, my question is this statement correct?...

06 July 2018 1,847 0 View

Either anionic or non-ionic detergent is suitable for preparing lysis buffer?

I am presently planning to do western blot. In addition, I am working H9C2 cell lines. So, I need to prepare sample from cell line. Before to start, I have to prepare lysis buffer. In this...

05 June 2018 5,954 5 View

What are the shelf-life and optimal storage conditions for cell culture media?

I am currently working with H9C2 cell lines. I prepared the complete growth media by using following: 1. DMEM 2. 10% FBS and 3. 1% PS Finally, I know media (DMEM) by itself is generally stable for...

05 June 2018 10,067 4 View

What is the optimal storage condition of Sodium fluoride (NaF)?

In lysis buffer, Sodium fluoride (NaF) act as a serine/threonine phosphatases inhibitor. I found different concentration as well as different storage condition depending on its application over...

05 June 2018 2,919 4 View

How to prepare the Fixer solution?

I need a complete protocol to prepare fixer solution for X-ray film development. Note: For western blot Enhanced chemiluminescence (ECL) detection method.

04 May 2018 9,976 0 View

How to know the cell H9C2 is fully differentiated?

I don't know whether this cell line H9C2 is suitable to do the next experient, because i don't know whether H9C2 cell is fully differentiated, could any expertise help me? any test methods?

31 December 2017 5,793 5 View

How can I choose best methodology to determine apoptosis?

In particularly, I want to know what criteria should I have to consider before selection of a apoptosis methodology? In addition, I am presently working on Ischemic reperfusion induced apoptosis...

11 December 2017 6,376 2 View

Best method for superoxide dismutase measurement ?

I am presently working with H9C2 cell. Now, I want to quantify superoxide dismutase enzyme after exposure of hypoxic condition to H9C2 cells. So, which methods should I have to use?

11 December 2017 8,913 1 View

Does Anyone have expertise in in vitro transcription and RNA pull down assay?

I am currently working on LncRNA; to know the lncRNA-protein interactions I want to do RNA pull down assay, so I need to design primers with T7 promoter. I need assistance in this regard.

07 August 2024 6,620 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 8,105 4 View

How to improve plaques in Double Layer Agar Assay?

Hi all! My thesis groupmates and I are working on purifying an E. coli bacteriophage. The phage was handed down to us by the previous thesis group, but they only managed to purify it to about...

06 August 2024 5,801 4 View

Why activated CAR-Jurkat cell could not kill targets?

Previously when I co-coluture anti-CD19(FMC63) CAR-Jurkat with Raji with E:T=5:1, Jurkat can eliminate Raji in 24h. However, when I test another CAR construct, although I can dectect totally CD69...

06 August 2024 640 2 View

How to isolate lymphocytes from mouse spleen?

I have tried several times to isolate lymphocytes from mouse spleen, but all attempts have been unsuccessful. I tried most available protocols. I used different dissociation media (HBSS with Ca...

04 August 2024 9,913 7 View

Why results of ROS flurescence are negative as there was no bacteria within?

Hello. I am working on ROS production of two systems: system A is cerium oxide and hydrogen peroxide, system B is cerium oxide nanoparticle, hydrogen peroxide and potassium bromide. I did some...

04 August 2024 5,973 3 View

What Are the Best Alternatives to the MTT Assay for Assessing Cell Toxicity of Colored Herbal Extracts?

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 192 4 View

What is the relationship between protein structure and N or C terminal tagging choosing?

I want to do 2,3-butanediol dehydrogenase(BDH) enzyme purification to confirm its activity for 2,3-butanediol. Before that, I need to confirm which N or C terminal tagging is better for enzyme...

28 July 2024 366 3 View

Assistance with MTT Assay Data ?

I did an MTT assay with 2 drugs (Piroxicam and Sulfameter) when I got my results for the 12,24,48,72 hours of incubation with my drug at the following concentrations [ug/ml]...

26 July 2024 7,511 3 View

How can I calculate the SOD enzymatic activities using the spectrophotometer method?

I have to quantify the enzymatic activities of SOD in plants using a method that employs hypoxanthine-xanthine oxidase to create O2. The colorimetric reaction was performed by combining...

23 July 2024 8,492 3 View