Does anyone knows the complete protocol for arginine dihydrolase test done for Vibrio cholera identification?

More Gunjan Pandey's questions See All

What is the best method to dissolve curcumin in DMSO?

I was not sure if we must heat the solution or is it readily dissolvable by vortexing only? Please let me know about the time and temperature if such a condition is required. Thanks in advance

04 May 2016 4,962 1 View

Which commercially available Pyrophosphate(PPi) Detection Kit works best for cellular level PPi detection?

I have to detect PPi levels in multiple cell (mammalian) lines.

07 August 2014 7,674 1 View

Can anyone please suggest if other than PBS and HEPES there is any other buffer that can be used for washing HeLa cells?

I have been conducting an experiment on HeLa cells; I do not need phosphate contamination or at least minimize phosphate interaction with my culture as much as I can. Thanks

05 June 2014 7,103 5 View

Can anyone explain in detail the difference between Ferric Citrate and Ferric Ammonium Citrate?

I was able to find that Ferric citrate provides iron in less toxic form than other free iron salts but was not able to find any detail on either how such mechanism is possible.

04 May 2012 6,417 0 View

Can anyone explain the difference between Bile Esculin Agar and Esculin Iron Agar used in Esculin Hydrolysis Test?

The composition of both the Chemicals is almost same except for the presence of Ferric Citrate in the former and Ferric ammonium citrate in the latter.

04 May 2012 7,696 0 View

How does increased NaCl concentration in culture broth effect the growth Vibrio Cholera?

Gram negative bacterial culture.

03 April 2012 7,954 22 View

Kindly help me with some protocols on spectrophotometric analysis of amino acids..As my institute doesn't provide me with HPLC and other equipments..

I need to conduct an experiment on identification of certain amino acids.. I will be highly gratified to have some valuable suggestions.. as I don't have an option due to lack of resources.. :(

31 December 2011 9,219 5 View

What does negative readings in spectrophotometer denote. Was testing TSS content of bacterial cultures?

I was performing estimation of Total Soluble Sugar content in bacterial cultures by Anthrone method. Out of 9 samples, only one sample showed positive reading while others had a negative reading...

22 July 2024 9,576 4 View

My article: The Extended Pedersen hypothesis can you correct the the name of first Author?

In My article: The Extended Pedersen hypothesis (published, February 1988 Clinical Physiology and Biochemistry 6(2):68-73,) there is mistake of the name of first Author: it is not Catherine...

11 July 2024 1,801 2 View

Is it possible to generate a (semi-)permanent "transcription bubble" within a replicable plasmid?

I was wondering if it is possible to form a permanent open "ssDNA bubble" similar to a transcription bubble (>13 nucleotides) within E. coli. These criteria are important: 1. Open ssDNA...

07 July 2024 8,275 5 View

How to dilute essential oil from plants to assess the biological activity?

I have extracted essential oil from a medicinal plant and want to make several concentrations for some biological activities (Antidiabetic assay). How can i prepare the several concentrations to...

04 July 2024 8,100 4 View

Nutrition map: What does it mean for you?

Unluckily, just similar to an expensive car, your brain can be damaged if you ingest anything other than premium fuel.

23 June 2024 2,287 7 View

Have pathomorphological studies of the lungs been performed in patients with desminopathy?

It is known that patients with desminopathy often die from pneumonia. Have pathomorphological studies of the lungs been performed in patients with desminopathy?

15 June 2024 1,355 7 View

Luciferase assay lysis?

Hi! I'm doing a renilla luciferase assay with coelenterazine and HEK293T cells transfected with AP-1 renilla luciferase. I'm wondering if the cells need to be lysed prior to adding coelenterazine...

13 June 2024 9,936 5 View

How to prepare 0.28 U/ml working solution of Acetylcholinesterase inhibition assay for anti-Alzheimer activity?

I have purchased Acetylcholiesterase from Electrophus electricus (electric eel), C3389-2KU, following details are written on the enzyme vial. Type-VI S lyophilized powder 200-1000 Units/mg...

31 May 2024 6,444 1 View

What is the difference between absorption and adsorption?

30 May 2024 4,447 27 View

What effect may biochar types produced from grape stems, leaves, onion leaves and stems, asparragus and cantaloupe stems/leaves have on a harvest?

I'm interested in knowing the differences in the effects caused by four different types of biochar: cantaloupe leaves/stems, onion leaves/stems, grape peels/stems/leaves and asparragus...

28 May 2024 4,907 0 View