Metagenomics as a Transformative Tool for Antibiotic Resistance Surveillance: Highlighting the Impact of Mobile Genetic Elements with a Focus on the Complex Role of Phages
Antibiotics,
Journal Year:
2025,
Volume and Issue:
14(3), P. 296 - 296
Published: March 12, 2025
Extensive
use
of
antibiotics
in
human
healthcare
as
well
agricultural
and
environmental
settings
has
led
to
the
emergence
spread
antibiotic-resistant
bacteria,
rendering
many
infections
increasingly
difficult
treat.
Coupled
with
limited
development
new
antibiotics,
rise
antimicrobial
resistance
(AMR)
caused
a
major
health
crisis
worldwide,
which
calls
for
immediate
action.
Strengthening
AMR
surveillance
systems
is,
therefore,
crucial
global
national
efforts
combating
this
escalating
threat.
This
review
explores
potential
metagenomics,
sequenced-based
approach
analyze
entire
microbial
communities
without
need
cultivation,
transformative
rapid
tool
improving
strategies
compared
traditional
cultivation-based
methods.
We
emphasize
importance
monitoring
mobile
genetic
elements
(MGEs),
such
integrons,
transposons,
plasmids,
bacteriophages
(phages),
relation
their
critical
role
facilitating
dissemination
determinants
via
horizontal
gene
transfer
(HGT)
across
diverse
environments
clinical
settings.
In
context,
strengths
limitations
current
bioinformatic
tools
designed
detect
AMR-associated
MGEs
metagenomic
datasets,
including
emerging
predictive
machine
learning
models,
are
evaluated.
Moreover,
controversial
phages
transmission
is
discussed
alongside
phage
therapy
promising
alternative
conventional
antibiotic
treatment.
Language: Английский
Whole genome sequencing and evolutionary significance of a novel mosquitocidal bacterium, Bacillus thuringiensis serovar israelensis VCRC-B650 reported from Union Territory of Puducherry, India highly useful for mosquito control
Kakhuangailiu Gangmei,
No information about this author
Mathivanan Ashokkumar,
No information about this author
Bhavna Gupta
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et al.
Molecular Genetics and Genomics,
Journal Year:
2025,
Volume and Issue:
300(1)
Published: March 26, 2025
Language: Английский
Carbapenem-resistant Klebsiella oxytoca transmission linked to preoperative shaving in emergency neurosurgery, tracked by rapid detection via chromogenic medium and whole genome sequencing
Frontiers in Cellular and Infection Microbiology,
Journal Year:
2024,
Volume and Issue:
14
Published: Oct. 17, 2024
This
study
describes
the
detection
and
tracking
of
emergency
neurosurgical
cross-transmission
infections
with
carbapenem-resistant
Language: Английский
Whole Genome Sequencing of Brucella melitensis Isolates from Kuwait for the Identification of Biovars, Variants and Relationship within a Biovar
Medical Principles and Practice,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 15
Published: Nov. 29, 2024
Objective:
The
identification
of
Brucella
genotypes
is
essential
for
epidemiological
studies.
whole
genome
sequencing
emerging
as
a
novel
tool
genetic
characterization
infectious
microbes.
aim
this
study
was
to
genotype
B.
melitensis
isolates
from
Kuwait
using
and
variant
analysis
the
sequence
data.
Methods:
DNA
were
purified
15
heat-inactivated
used
prepare
libraries
employing
Nextera
XT
Sample
Preparation
Kit
(Illumina
San
Diego,
CA,
USA)
sequenced
on
MiSeq
(Illumina).
files
aligned
three
biovars
melitensis,
i.e.,
biovar
1
str.
16M,
2
63/9,
3
Ether.
alignment
calling
performed
‘bwa
mem’
SAMtools/VCFtools,
respectively.
Results:
size
all
around
3.3
mega
base
pairs
resembled
2.
Single
nucleotide
polymorphisms
(SNPs),
insertions
deletions,
(indels)
spread
over
genome;
but
138
SNPs
common
among
14
isolates,
supporting
same
ancestral
origin.
A
neighbor-joining
tree
identified
isolate
an
outlier.
In
addition,
(2
-
478)
specific
each
also
identified,
which
divided
into
two
major
groups/genotypes.
further
showed
that
Kuwaiti
present
shared
phylogeny
mainly
with
strains
Middle
Eastern
countries.
Conclusions:
Among
studied
in
Kuwait,
most
prevalent
melitensis.
Furthermore,
isolate-specific
variations
may
be
useful
investigations.
Language: Английский
Application of Biofire Filmarray Joint Infection Panel for Rapid Identification of Aetiology in a Necrotizing Fasciitis Case
Diagnostics,
Journal Year:
2024,
Volume and Issue:
15(1), P. 58 - 58
Published: Dec. 29, 2024
Background:
Monomicrobial
Enterobacterales
necrotizing
fasciitis
is
associated
with
exceedingly
high
mortality
rates.
Although
effective
antimicrobial
therapy
an
important
part
of
treatment,
the
traditional
microbiological
diagnostic
methods
are
not
fast
enough
to
meaningfully
influence
early
therapeutic
decisions.
Methods:
Here,
we
report
application
BioMérieux
Biofire
Filmarray
Joint
Infection
Panel
(BFJIP)
for
rapid
detection
causative
agent
and
susceptibility
prediction
in
such
a
case.
Aside
from
BFJIP-based
approach
culturing,
whole
genome
sequencing
(WGS)
was
performed
using
Illumina
MiSeq
Oxford
Nanopore
MinION
platforms.
Results:
The
BFJIP
indicated
presence
K.
pneumoniae,
without
KPC,
VIM,
IMP,
NDM,
OXA-48
carbapenemase
genes,
CTX-M-type
extended-spectrum
beta-lactamases.
Based
on
WGS
data,
isolate
belonged
K1-capsule-type
ST23,
harboured
pNTUH-2044-like
plasmid,
positive
all
virulence
factors
this
lineage.
conventional
results
were
also
accordance
results;
lacked
any
these
acquired
resistance
mechanisms.
Conclusions:
Despite
being
first
case
successful
identification
pathogenic
bacteria
necrotising
assay,
may
become
useful
tool
pathogens
cases
guiding
better
clinical
outcomes.
Language: Английский