3.2. Amplification of 16s rRNA gene region and sequence
determination
Amplification of total DNA from bacterial species with sequence
specific primers (QUGP-F4-CCGCCTGGGGAGTACG and QUGP-Rn2-
TGACGGGCGGTGTGTACAAG, Barghouthi, 2011) resul-ted in ampli-
fication of single DNA fragments of expected size of around 530 bp.
The Nucleotide sequence of these PCR amplified DNA fragments
as determined by custom sequencing by M/S Xcelris Labs
Limited, Ahmedabad. It is to be noted that nucleotide sequencing
of the amplified PCR fragment of ∼530 bp yielded a clear sequence
of 457–482 bp as the bordering regions did not read well being of
low ambiguity and hence of insignificant value.