Any evidence showing human eggs undergo stress in vitro?

Well, we read a lot about how in vitro manipulation of oocytes can induce stress and therefore reduce their potential or as people call it "quality". I've been looking into the studies mostly,...

04 May 2018 1,179 3 View

Any fast method to fix bacteria for Atomic Force Microscopy analysis?

I want to preserve the morphological features of the bacteria for AFM analysis and I need a fast method for the fixation! Alcohol make some detachments in the bacterial proteins!! And...

02 March 2017 6,312 4 View

What is the best solvent to disperse zincoxide nanopartices for antibacterial activity?

02 March 2017 5,120 2 View

How we can stabilize and increase the zeta potential of bio-synthesized silver nanoparticles?

my samples agglomerates and show low zeta potential after a week from the synthesis? I use 50 ml of 1mM AgnO3 + 5 ml of bacterial supernatant ( PH adjusted to 9)

31 December 2016 7,902 14 View

By which mean I can increase the temperature of the AgNO3, bacterial supernatant mixture?

I do not have microwave reactor (100W 2.45 GHz ) in the lab. So, any alternatives please?

11 December 2016 8,112 2 View

What are the most actual issues in the teaching process of middle east universities?

specially for graduate programs.

02 March 2016 8,897 0 View

What do you think about MBEC assay as a method for susceptibility testing of biofilms?

Any further techniques you recommend?

01 February 2016 6,849 2 View

How to make a ready use kit for measuring a new protein found in the serum in mg/dl levels from A to Z?

My professor asked me this question and we had a long discussion about it, any Ideas? I'm thinking about how to separate and purify the protein from the serum, then make monoclonal antibodies...

31 December 2015 1,098 1 View

What is the best concentration and volume of PVP to use it as a capping agent in silver nanoparticles biosynthesis?

01 January 1970 7,257 5 View

Why my bio-synthesized colloidal silver nanoparticles do not show any antibacterial activity?

I have synthesized silver nanoparticles by using bacterial extracellular components as the reducing agent. After confirming the presence of AgNPs in our samples I'v tested the resulted colloid in...

01 January 1970 540 9 View

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 View

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 View

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02 March 2021 3,060 3 View

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02 March 2021 932 1 View

How to calculate BREQ 3 questionnaire?

how to calculate BEHAVIOURAL REGULATION IN EXERCISE QUESTIONNAIRE BREQ 3 ,which contain 24 questions and each question has 5 answers (0- Strongly disagree , 1-disagree, 2- Neither agree nor...

02 March 2021 811 3 View

How to compare different concentrations of nanoparticles for characterization from ICP-MS?

I took measurements of different concentrations of 15 nm and 5 nm Au nano particle solutions. I'm trying to determine which concentration I measured gives the best reading overall. I also...

02 March 2021 7,626 1 View

Please suggest a good text book for "Research Methodology in Life Sciences". Which book would be good for PhD Scholars?

Please provide Book Title and author name

02 March 2021 9,059 3 View

How does Scientist/RG community evaluates a case study article and the impact of it on a researcher career?

An article that is published as a case study in the SJR listed journal. How much value is added to a researcher career? How it is evaluated by a scientific researcher/University admission...

02 March 2021 9,661 3 View