Zahraa A. Alshaheeb

4 Questions 4 Answers 0 Followers

Questions related from Zahraa A. Alshaheeb

Bacterial DNA extraction for clinical specimen?

In molecular diagnosis of bacterial meningitis (Neisseria meningitidis, Streptococcus pneumoniae, Haemophilus influenzae), is it recommended to process the entire cerebrospinal fluid (CSF) sample...

29 August 2025 3,405 3 View

How could positive real-time PCR results be negative after repeating the run? It's an error or possible?

I repeated the amplification of the same extracted DNA and got different results! PS: I used the same probe, primers, and master mix, and all the conditions were the same for both runs.

03 December 2024 8,098 3 View

Detection of E. coliO157:H1 bacteria isolated from vegetables?

Hi, I'm working on E. coli O157:H1 bacteria isolated from vegetables... how can I do a genetic confirmatory test? PCR but with which specific gene primer?! if there is someone who has worked on...

29 September 2023 8,566 3 View

Bacterial DNA extraction for clinical specimen

In molecular diagnosis of bacterial meningitis (Neisseria meningitidis, Streptococcus pneumoniae, Haemophilus influenzae), is it recommended to process the entire cerebrospinal fluid (CSF) sample...

01 January 1970 8,077 1 View