A Previously Undescribed Highly Prevalent Phage Identified in a Danish Enteric Virome Catalog
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A Previously Undescribed Highly Prevalent Phage Identified in a Danish Enteric Virome Catalog. / Van Espen, Lore; Bak, Emilie Glad; Beller, Leen; Close, Lila; Deboutte, Ward; Juel, Helene Bæk; Nielsen, Trine; Sinar, Deniz; De Coninck, Lander; Frithioff-Bøjsøe, Christine; Fonvig, Cilius Esmann; Jacobsen, Suganya; Kjærgaard, Maria; Thiele, Maja; Fullam, Anthony; Kuhn, Michael; Holm, Jens Christian; Bork, Peer; Krag, Aleksander; Hansen, Torben; Arumugam, Manimozhiyan; Matthijnssens, Jelle.
In: mSystems, Vol. 6, No. 5, e00382-21, 2021.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - A Previously Undescribed Highly Prevalent Phage Identified in a Danish Enteric Virome Catalog
AU - Van Espen, Lore
AU - Bak, Emilie Glad
AU - Beller, Leen
AU - Close, Lila
AU - Deboutte, Ward
AU - Juel, Helene Bæk
AU - Nielsen, Trine
AU - Sinar, Deniz
AU - De Coninck, Lander
AU - Frithioff-Bøjsøe, Christine
AU - Fonvig, Cilius Esmann
AU - Jacobsen, Suganya
AU - Kjærgaard, Maria
AU - Thiele, Maja
AU - Fullam, Anthony
AU - Kuhn, Michael
AU - Holm, Jens Christian
AU - Bork, Peer
AU - Krag, Aleksander
AU - Hansen, Torben
AU - Arumugam, Manimozhiyan
AU - Matthijnssens, Jelle
N1 - Publisher Copyright: Copyright © 2021 Van Espen et al.
PY - 2021
Y1 - 2021
N2 - Gut viruses are important, yet often neglected, players in the complex human gut microbial ecosystem. Recently, the number of human gut virome studies has been increasing; however, we are still only scratching the surface of the immense viral diversity. In this study, 254 virus-enriched fecal metagenomes from 204 Danish subjects were used to generate the Danish Enteric Virome Catalog (DEVoC) containing 12,986 nonredundant viral scaffolds, of which the majority was previously undescribed, encoding 190,029 viral genes. The DEVoC was used to compare 91 healthy DEVoC gut viromes from children, adolescents, and adults that were used to create the DEVoC. Gut viromes of healthy Danish subjects were dominated by phages. While most phage genomes (PGs) only occurred in a single subject, indicating large virome individuality, 39 PGs were present in more than 10 healthy subjects. Among these 39 PGs, the prevalences of three PGs were associated with age. To further study the prevalence of these 39 prevalent PGs, 1,880 gut virome data sets of 27 studies from across the world were screened, revealing several age-, geography-, and disease-related prevalence patterns. Two PGs also showed a remarkably high prevalence worldwide-a crAss-like phage (20.6% prevalence), belonging to the tentative AlphacrAssvirinae subfamily, and a previously undescribed circular temperate phage infecting Bacteroides dorei (14.4% prevalence), called LoVEphage because it encodes lots of viral elements. Due to the LoVEphage's high prevalence and novelty, public data sets in which the LoVEphage was detected were de novo assembled, resulting in an additional 18 circular LoVEphage-like genomes (67.9 to 72.4 kb).
AB - Gut viruses are important, yet often neglected, players in the complex human gut microbial ecosystem. Recently, the number of human gut virome studies has been increasing; however, we are still only scratching the surface of the immense viral diversity. In this study, 254 virus-enriched fecal metagenomes from 204 Danish subjects were used to generate the Danish Enteric Virome Catalog (DEVoC) containing 12,986 nonredundant viral scaffolds, of which the majority was previously undescribed, encoding 190,029 viral genes. The DEVoC was used to compare 91 healthy DEVoC gut viromes from children, adolescents, and adults that were used to create the DEVoC. Gut viromes of healthy Danish subjects were dominated by phages. While most phage genomes (PGs) only occurred in a single subject, indicating large virome individuality, 39 PGs were present in more than 10 healthy subjects. Among these 39 PGs, the prevalences of three PGs were associated with age. To further study the prevalence of these 39 prevalent PGs, 1,880 gut virome data sets of 27 studies from across the world were screened, revealing several age-, geography-, and disease-related prevalence patterns. Two PGs also showed a remarkably high prevalence worldwide-a crAss-like phage (20.6% prevalence), belonging to the tentative AlphacrAssvirinae subfamily, and a previously undescribed circular temperate phage infecting Bacteroides dorei (14.4% prevalence), called LoVEphage because it encodes lots of viral elements. Due to the LoVEphage's high prevalence and novelty, public data sets in which the LoVEphage was detected were de novo assembled, resulting in an additional 18 circular LoVEphage-like genomes (67.9 to 72.4 kb).
KW - Healthy gut viromes
KW - Human gut virome
KW - Phages
KW - Virome catalog
U2 - 10.1128/mSystems.00382-21
DO - 10.1128/mSystems.00382-21
M3 - Journal article
C2 - 34665009
AN - SCOPUS:85117859142
VL - 6
JO - mSystems
JF - mSystems
SN - 2379-5077
IS - 5
M1 - e00382-21
ER -
ID: 283755173