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Items: 48


Molecular Dating of the Emergence of Anaerobic Rumen Fungi and the Impact of Laterally Acquired Genes.

Wang Y, Youssef NH, Couger MB, Hanafy RA, Elshahed MS, Stajich JE.

mSystems. 2019 Aug 27;4(4). pii: e00247-19. doi: 10.1128/mSystems.00247-19.


Horizontal Gene Transfer as an Indispensable Driver for Evolution of Neocallimastigomycota into a Distinct Gut-Dwelling Fungal Lineage.

Murphy CL, Youssef NH, Hanafy RA, Couger MB, Stajich JE, Wang Y, Baker K, Dagar SS, Griffith GW, Farag IF, Callaghan TM, Elshahed MS.

Appl Environ Microbiol. 2019 Jul 18;85(15). pii: e00988-19. doi: 10.1128/AEM.00988-19. Print 2019 Aug 1.


Genomic Characterization of Candidate Division LCP-89 Reveals an Atypical Cell Wall Structure, Microcompartment Production, and Dual Respiratory and Fermentative Capacities.

Youssef NH, Farag IF, Hahn CR, Jarett J, Becraft E, Eloe-Fadrosh E, Lightfoot J, Bourgeois A, Cole T, Ferrante S, Truelock M, Marsh W, Jamaleddine M, Ricketts S, Simpson R, McFadden A, Hoff W, Ravin NV, Sievert S, Stepanauskas R, Woyke T, Elshahed M.

Appl Environ Microbiol. 2019 May 2;85(10). pii: e00110-19. doi: 10.1128/AEM.00110-19. Print 2019 May 15.


The Wood-Ljungdahl pathway as a key component of metabolic versatility in candidate phylum Bipolaricaulota (Acetothermia, OP1).

Youssef NH, Farag IF, Rudy S, Mulliner A, Walker K, Caldwell F, Miller M, Hoff W, Elshahed M.

Environ Microbiol Rep. 2019 Aug;11(4):538-547. doi: 10.1111/1758-2229.12753. Epub 2019 Apr 2.


Candidatus Krumholzibacterium zodletonense gen. nov., sp nov, the first representative of the candidate phylum Krumholzibacteriota phyl. nov. recovered from an anoxic sulfidic spring using genome resolved metagenomics.

Youssef NH, Farag IF, Hahn CR, Premathilake H, Fry E, Hart M, Huffaker K, Bird E, Hambright J, Hoff WD, Elshahed MS.

Syst Appl Microbiol. 2019 Jan;42(1):85-93. doi: 10.1016/j.syapm.2018.11.002. Epub 2018 Nov 15.


Feramyces austinii, gen. nov., sp. nov., an anaerobic gut fungus from rumen and fecal samples of wild Barbary sheep and fallow deer.

Hanafy RA, Elshahed MS, Youssef NH.

Mycologia. 2018 May-Jun;110(3):513-525. doi: 10.1080/00275514.2018.1466610. Epub 2018 Jul 3.


Anaeromyces contortus, sp. nov., a new anaerobic gut fungal species (Neocallimastigomycota) isolated from the feces of cow and goat.

Hanafy RA, Johnson B, Elshahed MS, Youssef NH.

Mycologia. 2018 May-Jun;110(3):502-512. doi: 10.1080/00275514.2018.1465773. Epub 2018 Jun 26.


Development of an RNA interference (RNAi) gene knockdown protocol in the anaerobic gut fungus Pecoramyces ruminantium strain C1A.

Calkins SS, Elledge NC, Mueller KE, Marek SM, Couger MB, Elshahed MS, Youssef NH.

PeerJ. 2018 Jan 30;6:e4276. doi: 10.7717/peerj.4276. eCollection 2018.


Pecoramyces ruminantium, gen. nov., sp. nov., an anaerobic gut fungus from the feces of cattle and sheep.

Hanafy RA, Elshahed MS, Liggenstoffer AS, Griffith GW, Youssef NH.

Mycologia. 2017;109(2):231-243. doi: 10.1080/00275514.2017.1317190. Epub 2017 Apr 18.


Spatiotemporal analysis of microbial community dynamics during seasonal stratification events in a freshwater lake (Grand Lake, OK, USA).

Morrison JM, Baker KD, Zamor RM, Nikolai S, Elshahed MS, Youssef NH.

PLoS One. 2017 May 11;12(5):e0177488. doi: 10.1371/journal.pone.0177488. eCollection 2017.


Utilizing Anaerobic Fungi for Two-stage Sugar Extraction and Biofuel Production from Lignocellulosic Biomass.

Ranganathan A, Smith OP, Youssef NH, Struchtemeyer CG, Atiyeh HK, Elshahed MS.

Front Microbiol. 2017 Apr 11;8:635. doi: 10.3389/fmicb.2017.00635. eCollection 2017.


Global Distribution Patterns and Pangenomic Diversity of the Candidate Phylum "Latescibacteria" (WS3).

Farag IF, Youssef NH, Elshahed MS.

Appl Environ Microbiol. 2017 May 1;83(10). pii: e00521-17. doi: 10.1128/AEM.00521-17. Print 2017 May 15.


Microbial communities mediating algal detritus turnover under anaerobic conditions.

Morrison JM, Murphy CL, Baker K, Zamor RM, Nikolai SJ, Wilder S, Elshahed MS, Youssef NH.

PeerJ. 2017 Jan 10;5:e2803. doi: 10.7717/peerj.2803. eCollection 2017.


Where less may be more: how the rare biosphere pulls ecosystems strings.

Jousset A, Bienhold C, Chatzinotas A, Gallien L, Gobet A, Kurm V, Küsel K, Rillig MC, Rivett DW, Salles JF, van der Heijden MG, Youssef NH, Zhang X, Wei Z, Hol WH.

ISME J. 2017 Apr;11(4):853-862. doi: 10.1038/ismej.2016.174. Epub 2017 Jan 10.


Insights into the Utility of the Focal Adhesion Scaffolding Proteins in the Anaerobic Fungus Orpinomyces sp. C1A.

Calkins S, Youssef NH.

PLoS One. 2016 Sep 29;11(9):e0163553. doi: 10.1371/journal.pone.0163553. eCollection 2016.


Microbial community structure analysis of a benzoate-degrading halophilic archaeal enrichment.

Dalvi S, Youssef NH, Fathepure BZ.

Extremophiles. 2016 May;20(3):311-21. doi: 10.1007/s00792-016-0823-0. Epub 2016 Mar 19.


Draft Genome of the Arthrobacter sp. Strain Edens01.

Couger MB, Hanafy RA, Edens C, Budd C, French DP, Hoff WD, Elshahed MS, Youssef NH.

Genome Announc. 2015 Dec 17;3(6). pii: e01475-15. doi: 10.1128/genomeA.01475-15.


The Draft Genome Sequence of Xanthomonas sp. Strain Mitacek01 Expands the Pangenome of a Genus of Plant Pathogens.

Couger MB, Hanafy RA, Mitacek RM, Budd C, French DP, Hoff WD, Elshahed MS, Youssef NH.

Genome Announc. 2015 Dec 10;3(6). pii: e01450-15. doi: 10.1128/genomeA.01450-15.


Transcriptomic analysis of lignocellulosic biomass degradation by the anaerobic fungal isolate Orpinomyces sp. strain C1A.

Couger MB, Youssef NH, Struchtemeyer CG, Liggenstoffer AS, Elshahed MS.

Biotechnol Biofuels. 2015 Dec 8;8:208. doi: 10.1186/s13068-015-0390-0. eCollection 2015.


Draft Genome Sequence of the Environmental Isolate Chryseobacterium sp. Hurlbut01.

Couger MB, Hurlbut A, Murphy CL, Budd C, French DP, Hoff WD, Elshahed MS, Youssef NH.

Genome Announc. 2015 Sep 17;3(5). pii: e01071-15. doi: 10.1128/genomeA.01071-15.


Response of the rare biosphere to environmental stressors in a highly diverse ecosystem (Zodletone spring, OK, USA).

Coveley S, Elshahed MS, Youssef NH.

PeerJ. 2015 Aug 20;3:e1182. doi: 10.7717/peerj.1182. eCollection 2015.


Assessing the global phylum level diversity within the bacterial domain: A review.

Youssef NH, Couger MB, McCully AL, Criado AE, Elshahed MS.

J Adv Res. 2015 May;6(3):269-82. doi: 10.1016/j.jare.2014.10.005. Epub 2014 Nov 4. Review.


In Silico Analysis of the Metabolic Potential and Niche Specialization of Candidate Phylum "Latescibacteria" (WS3).

Youssef NH, Farag IF, Rinke C, Hallam SJ, Woyke T, Elshahed MS.

PLoS One. 2015 Jun 3;10(6):e0127499. doi: 10.1371/journal.pone.0127499. eCollection 2015.


Patterns and determinants of halophilic archaea (class halobacteria) diversity in tunisian endorheic salt lakes and sebkhet systems.

Najjari A, Elshahed MS, Cherif A, Youssef NH.

Appl Environ Microbiol. 2015 Jul;81(13):4432-41. doi: 10.1128/AEM.01097-15. Epub 2015 Apr 24.


Survival of the anaerobic fungus Orpinomyces sp. strain C1A after prolonged air exposure.

Struchtemeyer CG, Ranganathan A, Couger MB, Liggenstoffer AS, Youssef NH, Elshahed MS.

Sci Rep. 2014 Nov 4;4:6892. doi: 10.1038/srep06892.


Insights into the metabolism, lifestyle and putative evolutionary history of the novel archaeal phylum 'Diapherotrites'.

Youssef NH, Rinke C, Stepanauskas R, Farag I, Woyke T, Elshahed MS.

ISME J. 2015 Feb;9(2):447-60. doi: 10.1038/ismej.2014.141. Epub 2014 Aug 1.


Evaluating the utility of hydrothermolysis pretreatment approaches in enhancing lignocellulosic biomass degradation by the anaerobic fungus Orpinomyces sp. strain C1A.

Liggenstoffer AS, Youssef NH, Wilkins MR, Elshahed MS.

J Microbiol Methods. 2014 Sep;104:43-8. doi: 10.1016/j.mimet.2014.06.010. Epub 2014 Jun 24.


Global patterns of abundance, diversity and community structure of the Aminicenantes (candidate phylum OP8).

Farag IF, Davis JP, Youssef NH, Elshahed MS.

PLoS One. 2014 Mar 17;9(3):e92139. doi: 10.1371/journal.pone.0092139. eCollection 2014.


Trehalose/2-sulfotrehalose biosynthesis and glycine-betaine uptake are widely spread mechanisms for osmoadaptation in the Halobacteriales.

Youssef NH, Savage-Ashlock KN, McCully AL, Luedtke B, Shaw EI, Hoff WD, Elshahed MS.

ISME J. 2014 Mar;8(3):636-49. doi: 10.1038/ismej.2013.165. Epub 2013 Sep 19.


The genome of the anaerobic fungus Orpinomyces sp. strain C1A reveals the unique evolutionary history of a remarkable plant biomass degrader.

Youssef NH, Couger MB, Struchtemeyer CG, Liggenstoffer AS, Prade RA, Najar FZ, Atiyeh HK, Wilkins MR, Elshahed MS.

Appl Environ Microbiol. 2013 Aug;79(15):4620-34. doi: 10.1128/AEM.00821-13. Epub 2013 May 24.


Phylogenetic diversities and community structure of members of the extremely halophilic Archaea (order Halobacteriales) in multiple saline sediment habitats.

Youssef NH, Ashlock-Savage KN, Elshahed MS.

Appl Environ Microbiol. 2012 Mar;78(5):1332-44. doi: 10.1128/AEM.07420-11. Epub 2011 Dec 16.


Partial genome assembly for a candidate division OP11 single cell from an anoxic spring (Zodletone Spring, Oklahoma).

Youssef NH, Blainey PC, Quake SR, Elshahed MS.

Appl Environ Microbiol. 2011 Nov;77(21):7804-14. doi: 10.1128/AEM.06059-11. Epub 2011 Sep 9.


Importance of the long-chain fatty acid beta-hydroxylating cytochrome P450 enzyme YbdT for lipopeptide biosynthesis in Bacillus subtilis strain OKB105.

Youssef NH, Wofford N, McInerney MJ.

Int J Mol Sci. 2011;12(3):1767-86. doi: 10.3390/ijms12031767. Epub 2011 Mar 8.


Fine-scale bacterial beta diversity within a complex ecosystem (Zodletone Spring, OK, USA): the role of the rare biosphere.

Youssef NH, Couger MB, Elshahed MS.

PLoS One. 2010 Aug 26;5(8):e12414. doi: 10.1371/journal.pone.0012414.


Phylogenetic diversity and community structure of anaerobic gut fungi (phylum Neocallimastigomycota) in ruminant and non-ruminant herbivores.

Liggenstoffer AS, Youssef NH, Couger MB, Elshahed MS.

ISME J. 2010 Oct;4(10):1225-35. doi: 10.1038/ismej.2010.49. Epub 2010 Apr 22.


Diversity rankings among bacterial lineages in soil.

Youssef NH, Elshahed MS.

ISME J. 2009 Mar;3(3):305-13. doi: 10.1038/ismej.2008.106. Epub 2008 Nov 6.


Novelty and uniqueness patterns of rare members of the soil biosphere.

Elshahed MS, Youssef NH, Spain AM, Sheik C, Najar FZ, Sukharnikov LO, Roe BA, Davis JP, Schloss PD, Bailey VL, Krumholz LR.

Appl Environ Microbiol. 2008 Sep;74(17):5422-8. doi: 10.1128/AEM.00410-08. Epub 2008 Jul 7.


Species richness in soil bacterial communities: a proposed approach to overcome sample size bias.

Youssef NH, Elshahed MS.

J Microbiol Methods. 2008 Sep;75(1):86-91. doi: 10.1016/j.mimet.2008.05.009. Epub 2008 May 15.


Rhamnolipid biosurfactant mixtures for environmental remediation.

Nguyen TT, Youssef NH, McInerney MJ, Sabatini DA.

Water Res. 2008 Mar;42(6-7):1735-43. Epub 2007 Nov 4.


Phylogenetic and metabolic diversity of Planctomycetes from anaerobic, sulfide- and sulfur-rich Zodletone Spring, Oklahoma.

Elshahed MS, Youssef NH, Luo Q, Najar FZ, Roe BA, Sisk TM, Bühring SI, Hinrichs KU, Krumholz LR.

Appl Environ Microbiol. 2007 Aug;73(15):4707-16. Epub 2007 Jun 1.


Basis for formulating biosurfactant mixtures to achieve ultra low interfacial tension values against hydrocarbons.

Youssef NH, Nguyen T, Sabatini DA, McInerney MJ.

J Ind Microbiol Biotechnol. 2007 Jul;34(7):497-507. Epub 2007 May 3.


Importance of 3-hydroxy fatty acid composition of lipopeptides for biosurfactant activity.

Youssef NH, Duncan KE, McInerney MJ.

Appl Environ Microbiol. 2005 Dec;71(12):7690-5.


Comparison of methods to detect biosurfactant production by diverse microorganisms.

Youssef NH, Duncan KE, Nagle DP, Savage KN, Knapp RM, McInerney MJ.

J Microbiol Methods. 2004 Mar;56(3):339-47.


Rural women: factors affecting fertility.

Youssef NH.

Draper Fund Rep. 1980 Oct;9:11-3.


Learning about women through household surveys: an experimental module.

Youssef NH, Turbitt C.

Stud Fam Plann. 1979 Nov-Dec;10(11-12):390-3. No abstract available.


Social structure and the female labor force: the case of women workers in Muslim Middle Eastern countries.

Youssef NH.

Demography. 1971 Nov;8(4):427-39. No abstract available.


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