Human serum albumin alters specific genes that can play a role in survival and persistence in Acinetobacter baumannii
- Autores
- Quinn, Brettni; Rodman, Nyah; Jara, Eugenio; Fernandez, Jennifer S.; Martinez, Jasmine; Traglia, German Matias; Montaña, Sabrina Daiana; Cantera, Virginia; Place, Kori; Bonomo, Robert A.; Iriante, Andrés; Ramirez, María Soledad
- Año de publicación
- 2018
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- In the past few decades Acinetobacter baumannii has emerged as a notorious nosocomial pathogen because of its ability to acquire genetic material and persist in extreme environments. Recently, human serum albumin (HSA) was shown to significantly increase natural transformation frequency in A. baumannii. This observation led us to perform transcriptomic analysis of strain A118 under HSA induction to identify genes that are altered by HSA. Our results revealed the statistically significant differential expression of 296 protein-coding genes, including those associated with motility, biofilm formation, metabolism, efflux pumps, capsule synthesis, and transcriptional regulation. Phenotypic analysis of these traits showed an increase in surface-associated motility, a decrease in biofilm formation, reduced activity of a citric acid cycle associated enzyme, and increased survival associated with zinc availability. Furthermore, the expression of genes known to play a role in pathogenicity and antibiotic resistance were altered. These genes included those associated with RND-type efflux pumps, the type VI secretion system, iron acquisition/metabolism, and ß-lactam resistance. Together, these results illustrate how human products, in particular HSA, may play a significant role in both survival and persistence of A. baumannii.
Fil: Quinn, Brettni. California State University; Estados Unidos
Fil: Rodman, Nyah. California State University; Estados Unidos
Fil: Jara, Eugenio. Universidad de la República; Uruguay
Fil: Fernandez, Jennifer S.. California State University; Estados Unidos
Fil: Martinez, Jasmine. California State University; Estados Unidos
Fil: Traglia, German Matias. Universidad de Buenos Aires. Facultad de Medicina. Hospital de Clínicas General San Martín; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Montaña, Sabrina Daiana. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Investigaciones en Microbiología y Parasitología Médica. Universidad de Buenos Aires. Facultad de Medicina. Instituto de Investigaciones en Microbiología y Parasitología Médica; Argentina
Fil: Cantera, Virginia. Universidad de la República; Uruguay
Fil: Place, Kori. California State University; Estados Unidos
Fil: Bonomo, Robert A.. Case Western Reserve University; Estados Unidos. Louis Stokes Cleveland Department of Veterans Affair; Estados Unidos
Fil: Iriante, Andrés. Universidad de la República; Uruguay
Fil: Ramirez, María Soledad. California State University; Estados Unidos - Materia
-
HSA
Acinetobacter baumannii - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/90692
Ver los metadatos del registro completo
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oai:ri.conicet.gov.ar:11336/90692 |
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CONICET Digital (CONICET) |
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Human serum albumin alters specific genes that can play a role in survival and persistence in Acinetobacter baumanniiQuinn, BrettniRodman, NyahJara, EugenioFernandez, Jennifer S.Martinez, JasmineTraglia, German MatiasMontaña, Sabrina DaianaCantera, VirginiaPlace, KoriBonomo, Robert A.Iriante, AndrésRamirez, María SoledadHSAAcinetobacter baumanniihttps://purl.org/becyt/ford/1.6https://purl.org/becyt/ford/1In the past few decades Acinetobacter baumannii has emerged as a notorious nosocomial pathogen because of its ability to acquire genetic material and persist in extreme environments. Recently, human serum albumin (HSA) was shown to significantly increase natural transformation frequency in A. baumannii. This observation led us to perform transcriptomic analysis of strain A118 under HSA induction to identify genes that are altered by HSA. Our results revealed the statistically significant differential expression of 296 protein-coding genes, including those associated with motility, biofilm formation, metabolism, efflux pumps, capsule synthesis, and transcriptional regulation. Phenotypic analysis of these traits showed an increase in surface-associated motility, a decrease in biofilm formation, reduced activity of a citric acid cycle associated enzyme, and increased survival associated with zinc availability. Furthermore, the expression of genes known to play a role in pathogenicity and antibiotic resistance were altered. These genes included those associated with RND-type efflux pumps, the type VI secretion system, iron acquisition/metabolism, and ß-lactam resistance. Together, these results illustrate how human products, in particular HSA, may play a significant role in both survival and persistence of A. baumannii.Fil: Quinn, Brettni. California State University; Estados UnidosFil: Rodman, Nyah. California State University; Estados UnidosFil: Jara, Eugenio. Universidad de la República; UruguayFil: Fernandez, Jennifer S.. California State University; Estados UnidosFil: Martinez, Jasmine. California State University; Estados UnidosFil: Traglia, German Matias. Universidad de Buenos Aires. Facultad de Medicina. Hospital de Clínicas General San Martín; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Montaña, Sabrina Daiana. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Investigaciones en Microbiología y Parasitología Médica. Universidad de Buenos Aires. Facultad de Medicina. Instituto de Investigaciones en Microbiología y Parasitología Médica; ArgentinaFil: Cantera, Virginia. Universidad de la República; UruguayFil: Place, Kori. California State University; Estados UnidosFil: Bonomo, Robert A.. Case Western Reserve University; Estados Unidos. Louis Stokes Cleveland Department of Veterans Affair; Estados UnidosFil: Iriante, Andrés. Universidad de la República; UruguayFil: Ramirez, María Soledad. California State University; Estados UnidosNature Publishing Group2018-12info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/90692Quinn, Brettni; Rodman, Nyah; Jara, Eugenio; Fernandez, Jennifer S.; Martinez, Jasmine; et al.; Human serum albumin alters specific genes that can play a role in survival and persistence in Acinetobacter baumannii; Nature Publishing Group; Scientific Reports; 8; 1; 12-2018; 1-162045-2322CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/10.1038/s41598-018-33072-zinfo:eu-repo/semantics/altIdentifier/url/https://www.nature.com/articles/s41598-018-33072-zinfo:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-03T09:45:46Zoai:ri.conicet.gov.ar:11336/90692instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-03 09:45:46.857CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Human serum albumin alters specific genes that can play a role in survival and persistence in Acinetobacter baumannii |
title |
Human serum albumin alters specific genes that can play a role in survival and persistence in Acinetobacter baumannii |
spellingShingle |
Human serum albumin alters specific genes that can play a role in survival and persistence in Acinetobacter baumannii Quinn, Brettni HSA Acinetobacter baumannii |
title_short |
Human serum albumin alters specific genes that can play a role in survival and persistence in Acinetobacter baumannii |
title_full |
Human serum albumin alters specific genes that can play a role in survival and persistence in Acinetobacter baumannii |
title_fullStr |
Human serum albumin alters specific genes that can play a role in survival and persistence in Acinetobacter baumannii |
title_full_unstemmed |
Human serum albumin alters specific genes that can play a role in survival and persistence in Acinetobacter baumannii |
title_sort |
Human serum albumin alters specific genes that can play a role in survival and persistence in Acinetobacter baumannii |
dc.creator.none.fl_str_mv |
Quinn, Brettni Rodman, Nyah Jara, Eugenio Fernandez, Jennifer S. Martinez, Jasmine Traglia, German Matias Montaña, Sabrina Daiana Cantera, Virginia Place, Kori Bonomo, Robert A. Iriante, Andrés Ramirez, María Soledad |
author |
Quinn, Brettni |
author_facet |
Quinn, Brettni Rodman, Nyah Jara, Eugenio Fernandez, Jennifer S. Martinez, Jasmine Traglia, German Matias Montaña, Sabrina Daiana Cantera, Virginia Place, Kori Bonomo, Robert A. Iriante, Andrés Ramirez, María Soledad |
author_role |
author |
author2 |
Rodman, Nyah Jara, Eugenio Fernandez, Jennifer S. Martinez, Jasmine Traglia, German Matias Montaña, Sabrina Daiana Cantera, Virginia Place, Kori Bonomo, Robert A. Iriante, Andrés Ramirez, María Soledad |
author2_role |
author author author author author author author author author author author |
dc.subject.none.fl_str_mv |
HSA Acinetobacter baumannii |
topic |
HSA Acinetobacter baumannii |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.6 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
In the past few decades Acinetobacter baumannii has emerged as a notorious nosocomial pathogen because of its ability to acquire genetic material and persist in extreme environments. Recently, human serum albumin (HSA) was shown to significantly increase natural transformation frequency in A. baumannii. This observation led us to perform transcriptomic analysis of strain A118 under HSA induction to identify genes that are altered by HSA. Our results revealed the statistically significant differential expression of 296 protein-coding genes, including those associated with motility, biofilm formation, metabolism, efflux pumps, capsule synthesis, and transcriptional regulation. Phenotypic analysis of these traits showed an increase in surface-associated motility, a decrease in biofilm formation, reduced activity of a citric acid cycle associated enzyme, and increased survival associated with zinc availability. Furthermore, the expression of genes known to play a role in pathogenicity and antibiotic resistance were altered. These genes included those associated with RND-type efflux pumps, the type VI secretion system, iron acquisition/metabolism, and ß-lactam resistance. Together, these results illustrate how human products, in particular HSA, may play a significant role in both survival and persistence of A. baumannii. Fil: Quinn, Brettni. California State University; Estados Unidos Fil: Rodman, Nyah. California State University; Estados Unidos Fil: Jara, Eugenio. Universidad de la República; Uruguay Fil: Fernandez, Jennifer S.. California State University; Estados Unidos Fil: Martinez, Jasmine. California State University; Estados Unidos Fil: Traglia, German Matias. Universidad de Buenos Aires. Facultad de Medicina. Hospital de Clínicas General San Martín; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Montaña, Sabrina Daiana. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Investigaciones en Microbiología y Parasitología Médica. Universidad de Buenos Aires. Facultad de Medicina. Instituto de Investigaciones en Microbiología y Parasitología Médica; Argentina Fil: Cantera, Virginia. Universidad de la República; Uruguay Fil: Place, Kori. California State University; Estados Unidos Fil: Bonomo, Robert A.. Case Western Reserve University; Estados Unidos. Louis Stokes Cleveland Department of Veterans Affair; Estados Unidos Fil: Iriante, Andrés. Universidad de la República; Uruguay Fil: Ramirez, María Soledad. California State University; Estados Unidos |
description |
In the past few decades Acinetobacter baumannii has emerged as a notorious nosocomial pathogen because of its ability to acquire genetic material and persist in extreme environments. Recently, human serum albumin (HSA) was shown to significantly increase natural transformation frequency in A. baumannii. This observation led us to perform transcriptomic analysis of strain A118 under HSA induction to identify genes that are altered by HSA. Our results revealed the statistically significant differential expression of 296 protein-coding genes, including those associated with motility, biofilm formation, metabolism, efflux pumps, capsule synthesis, and transcriptional regulation. Phenotypic analysis of these traits showed an increase in surface-associated motility, a decrease in biofilm formation, reduced activity of a citric acid cycle associated enzyme, and increased survival associated with zinc availability. Furthermore, the expression of genes known to play a role in pathogenicity and antibiotic resistance were altered. These genes included those associated with RND-type efflux pumps, the type VI secretion system, iron acquisition/metabolism, and ß-lactam resistance. Together, these results illustrate how human products, in particular HSA, may play a significant role in both survival and persistence of A. baumannii. |
publishDate |
2018 |
dc.date.none.fl_str_mv |
2018-12 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/90692 Quinn, Brettni; Rodman, Nyah; Jara, Eugenio; Fernandez, Jennifer S.; Martinez, Jasmine; et al.; Human serum albumin alters specific genes that can play a role in survival and persistence in Acinetobacter baumannii; Nature Publishing Group; Scientific Reports; 8; 1; 12-2018; 1-16 2045-2322 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/90692 |
identifier_str_mv |
Quinn, Brettni; Rodman, Nyah; Jara, Eugenio; Fernandez, Jennifer S.; Martinez, Jasmine; et al.; Human serum albumin alters specific genes that can play a role in survival and persistence in Acinetobacter baumannii; Nature Publishing Group; Scientific Reports; 8; 1; 12-2018; 1-16 2045-2322 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/doi/10.1038/s41598-018-33072-z info:eu-repo/semantics/altIdentifier/url/https://www.nature.com/articles/s41598-018-33072-z |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Nature Publishing Group |
publisher.none.fl_str_mv |
Nature Publishing Group |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
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CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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13.13397 |