Evidence map›Paper›PMID 29214499›Full record

ReviewMolecular biotechnology2018

Microbial Degradation of Forensic Samples of Biological Origin: Potential Threat to Human DNA Typing.

Hirak Ranjan Dash, Surajit Das

Abstract readReview
PubMed Publisher
In one paragraph

Review in Molecular biotechnology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

17 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

2 authors.

Hirak Ranjan DashDNA Fingerprinting Unit, State Forensic Science Laboratory, Sagar, Madhya Pradesh, 470001, India.
Surajit DasDepartment of Life Science, Laboratory of Environmental Microbiology and Ecology (LEnME), National Institute of Technology, Rourkela, Odisha, 769008, India. surajit@nitrkl.ac.in.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Forensic biology is a sub-discipline of biological science with an amalgam of other branches of science used in the criminal justice system. Any nucleated cell/tissue harbouring DNA, either live or dead, can be used as forensic exhibits, a source of investigation through DNA typing. These biological materials of human origin are rich source of proteins, carbohydrates, lipids, trace elements as well as water and, thus, provide a virtuous milieu for the growth of microbes. The obstinate microbial growth augments the degradation process and is amplified with the passage of time and improper storage of the biological materials. Degradation of these biological materials carriages a huge challenge in the downstream processes of forensic DNA typing technique, such as short tandem repeats (STR) DNA typing. Microbial degradation yields improper or no PCR amplification, heterozygous peak imbalance, DNA contamination from non-human sources, degradation of DNA by microbial by-products, etc. Consequently, the most precise STR DNA typing technique is nullified and definite opinion can be hardly given with degraded forensic exhibits. Thus, suitable precautionary measures should be taken for proper storage and processing of the biological exhibits to minimize their decaying process by micro-organisms.

Indexed as

ArtifactsDNA Breaks, Double-StrandedBiodegradation, EnvironmentalBody FluidsDNADNA FingerprintingDried Blood Spot TestingForensic GeneticsGram-Negative BacteriaGram-Positive BacteriaHumansMicrosatellite RepeatsMolecular TypingPolymerase Chain ReactionDNADNA typingMicrobial degradationMicrobial nutrientsSTR DNA typing

Identifiers

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.