Exploring Bacterial Diversity: How Far Have We Reached?

Many methods have been developed for studying and comparing bacterial diversity. These methods suffer from a number of drawbacks. Culture-dependent methods have a drawback that only a small number of bacteria can be cultured. Although many modifications in the traditional cultivation approach have b...

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Main Authors: Pandey Himani, Lal Devi
Format: Article
Language:English
Published: Sciendo 2023-11-01
Series:Postępy Mikrobiologii
Subjects:
Online Access:https://doi.org/10.2478/am-2023-0011
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author Pandey Himani
Lal Devi
author_facet Pandey Himani
Lal Devi
author_sort Pandey Himani
collection DOAJ
description Many methods have been developed for studying and comparing bacterial diversity. These methods suffer from a number of drawbacks. Culture-dependent methods have a drawback that only a small number of bacteria can be cultured. Although many modifications in the traditional cultivation approach have been made, such as the use of gellan instead of agar and high throughput dilution to extinction culturing, but a large fraction of microbes still remain uncultured. Culture-independent methods were developed to explore uncultured bacterial diversity but they have their own drawbacks. PCR-based methods have biases during DNA extraction and the removal of substances that may inhibit polymerase activity during PCR and digestion with restriction enzymes. “Omics” approach, i.e., metagenomics, metatranscriptomics, and metaproteomics, aim to link bacterial community structure with function. Different combinations of methods can be used to know more precisely about the bacterial diversity. To date, no known method can reveal the exact bacterial diversity of different environments. This lacuna needs to be filled and newer methods must be developed that can help in exploring the immense bacterial diversity created by nature.
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spelling doaj.art-86a2571c91ed4511a4e70b3cd7bf26722023-12-04T08:02:51ZengSciendoPostępy Mikrobiologii2545-31492023-11-01623-411713110.2478/am-2023-0011Exploring Bacterial Diversity: How Far Have We Reached?Pandey Himani0Lal Devi1Redcliffe Labs, Electronic City, Noida, Uttar Pradesh201301, India.Ramjas College, University of Delhi, Delhi-110007, India.Many methods have been developed for studying and comparing bacterial diversity. These methods suffer from a number of drawbacks. Culture-dependent methods have a drawback that only a small number of bacteria can be cultured. Although many modifications in the traditional cultivation approach have been made, such as the use of gellan instead of agar and high throughput dilution to extinction culturing, but a large fraction of microbes still remain uncultured. Culture-independent methods were developed to explore uncultured bacterial diversity but they have their own drawbacks. PCR-based methods have biases during DNA extraction and the removal of substances that may inhibit polymerase activity during PCR and digestion with restriction enzymes. “Omics” approach, i.e., metagenomics, metatranscriptomics, and metaproteomics, aim to link bacterial community structure with function. Different combinations of methods can be used to know more precisely about the bacterial diversity. To date, no known method can reveal the exact bacterial diversity of different environments. This lacuna needs to be filled and newer methods must be developed that can help in exploring the immense bacterial diversity created by nature.https://doi.org/10.2478/am-2023-0011bacterial diversityculture-dependent methodsmetagenomicsmetaproteomicsmetatranscriptomicst-rflp
spellingShingle Pandey Himani
Lal Devi
Exploring Bacterial Diversity: How Far Have We Reached?
Postępy Mikrobiologii
bacterial diversity
culture-dependent methods
metagenomics
metaproteomics
metatranscriptomics
t-rflp
title Exploring Bacterial Diversity: How Far Have We Reached?
title_full Exploring Bacterial Diversity: How Far Have We Reached?
title_fullStr Exploring Bacterial Diversity: How Far Have We Reached?
title_full_unstemmed Exploring Bacterial Diversity: How Far Have We Reached?
title_short Exploring Bacterial Diversity: How Far Have We Reached?
title_sort exploring bacterial diversity how far have we reached
topic bacterial diversity
culture-dependent methods
metagenomics
metaproteomics
metatranscriptomics
t-rflp
url https://doi.org/10.2478/am-2023-0011
work_keys_str_mv AT pandeyhimani exploringbacterialdiversityhowfarhavewereached
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