What is the standard procedure for Preservative efficacy test?

I need to test efficacy of few preservative (Preservative with cosmetic products) against selected bacteria and fungi. So, I need a standard procedure for it. Thank you.

04 May 2019 5,871 4 View

Phosphate solubilizing bacteria??????

I am dealing with Phosphate solubilizing bacteria. They produce different types of organic acids and secrete acid into medium. This acid can solubilize the complex phosphate compounds into...

02 March 2018 3,668 12 View

Can anyone recommend a procedure for plasmid extraction from E.coli which yields DNA suitable for DNA sequencing?

I am working with E.coli O157:H7 . I want to increase the yield of PCR product for DNA sequencing. So, I need a good protocol for plasmid DNA extraction from this strain. Any suggestions ? Thank...

02 March 2018 722 2 View

What is the best method for isolation and enumeration of soil Bacteria?

A. Pour plate method B. Spread plate method C. Membrane filter method D. MPN

31 December 2017 1,436 0 View

Why does zygomycotina fungi sporangium contain less number of spores?

There is an evolutionary tendency to reduce the number of spores in the sporangium in the subdivision zygomycotina. What are the reasons for it?

31 December 2017 6,381 0 View

Does anybody have articles or informations regarding N fixation?

I am going to start a new research about N fixation bacteria. So, in these days i am studying researches regarding N fixing bacteria and Plant growth promoting bacteria. So, if anybody have...

31 December 2017 3,621 3 View

How shall I submit data into NCBI?

I did 16s rRNA sequencing for bacterial species and now I have 16s rRNA sequences of 4 isolated bacterial species. Can I upload that data into NCBI ? Can I get accession numbers for each bacteria?

11 December 2017 5,395 4 View

Which is the best place in the world for the plant biotechnology research?

I am searching for a good place for the Post Doc,

02 March 2021 4,053 3 View

Which bacteria are suitable for quorum sensing screening?

I want to find a quorum sensing inhibitor from plant extracts. Klebsiella pneumoniae, Moraxella catarrhalis, Staphylococcus aureus, and Streptococcus pneumoniae. I looked for these strains...

01 March 2021 7,675 3 View

Isolates of Hymenoscyphus fraxineus?

Dear Dr. Cai, my name is Simone Prospero and I work in the team of Phytopathology at the Swiss Federal Institute for Forest Snow and Landscape Research (WSL;...

01 March 2021 1,133 1 View

Where to find data on trees in tropical agroforestry?

Hi, I'm looking for data (mainly related to management: growth rate, canopy size, soil and climate preferences, etc.) about tropical trees used in tropical agroforestry. Have you ever heard about...

28 February 2021 7,356 8 View

How to remove fatty material from plant extract?

The resultant solid was partitioned three times with 250 ml of petroleum ether (40-60/c) to remove any fatty material and evaporated to dryness.

28 February 2021 9,464 2 View

Good morning research fellows, Has anyone worked with senna alata plant extract on any kind of fish?

Literatures on the piscicidal effect of sennaa alata is scanty. if you have any related litrature either in the bark, leaves or roots used as treatment to any aquatic organism please kindly help...

28 February 2021 9,138 2 View

To date, according to health authorities, 30% of the population's diseases are initiated by drinking water pollution. Do you know this problem?

The main studies are as follows: * regular and timely receipt of information about the state of the environment using automated systems (stationary and mobile); * operational analysis of the...

23 February 2021 912 5 View

What HPLC Marker(s) should be used to detect anthocyanins in a sample?

What HPLC Marker(s) or standard is used to detect and quantify anthocyanins such as Delphinidin, Cyanidin in a given sample of plant extract?

23 February 2021 1,832 4 View

No title

22 February 2021 9,932 11 View

Can I get information about research laboratories that are currently having in culture, internationally/locally standardised microorganisms?

Microorganisms of interest include; E.coli; Salmonella typhimurium; Pseudomonas aeroginosa; Streptoccocus pneumoniae; Staphyloccocus aureus and Candida albicans. Locations closer to Port...

18 February 2021 6,500 3 View