Log phase of E.coli?

hii all, i am culture a E.coli bacteria with LB Broth, what the Appropriate condition that i can growth the E.coli (temperature, pH, Shaking, time) ? and how i can ensure that i have a E.coli in...

04 May 2018 1,482 3 View

Antibiotic resistance genes in wastewater ?

i am work with antibiotic resistance genes in wastewater with Real Time PCR analysis, like Tetm gene, Sul1 gene, Intl1 gene. who can help in some questions ? thank you Ammar

31 December 2017 7,501 2 View

Helicobacter pylori

hii everybody, i ask about all tips that can help me to grow this bacteria

07 August 2017 6,419 8 View

Gel electrophoresis (SDS-PAGE) ?

07 August 2017 3,528 13 View

Positive control as a plasmid - Real time pcr

06 July 2017 2,655 3 View

How i can know the "'gene copy number" according to the Concentration of the plasmid DNA for using as positive control on Q Real Time PCR analayize?

11 December 2016 2,257 1 View

How i can work with primer in Real Time PCR ?

Today i received a tetM primers forward and reverse and this is the first time for me to make a real time PCR reaction and i recived stock with 100(micro molar) that i need 218(micro liter) to get...

11 December 2016 3,588 3 View

Western blot for Candida Albicans ?

Hi everybody, 1) which is the best "buffer lysis" for Candida Albicans? 2) protocol for western blot that can be worked with streaked Candida albicans?

01 January 1970 5,994 4 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Could you recommend any books about Number Theory?

Beginner level books. High level books. Analytical Number Theory. Algebraic Number Theory. Combinatorical Number Theory. Books about partitions. Books about primes.

03 March 2021 7,174 5 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What is your perception on using visual analysis or quantitative approaches to evaluate data from single-case research designs (n of 1 trials)?

Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...

03 March 2021 687 1 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

How do I increase the yield of my PCR product?

Hello, We would like to increase the yield of our PCR product. We are running a series of PCR reactions that is targeting ~1.1kb sequence. We begin each reaction with ~400pg of template DNA...

02 March 2021 4,029 3 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View