Eric Delwart


Affiliation: University of California
Country: USA


  1. Delwart E, Kapusinszky B, Pesavento P, Estrada M, Seguin M, Leutenegger C. Genome Sequence of Canine Polyomavirus in Respiratory Secretions of Dogs with Pneumonia of Unknown Etiology. Genome Announc. 2017;5: pubmed publisher
  2. Siqueira J, Dominguez Bello M, Contreras M, Lander O, Caballero Arias H, Xutao D, et al. Complex virome in feces from Amerindian children in isolated Amazonian villages. Nat Commun. 2018;9:4270 pubmed publisher
    ..Frequent viral introductions and/or increased susceptibility to enteric infections may account for the complex fecal virome of Amerindian children in isolated villages. ..
  3. Sadeghi M, Altan E, Deng X, Barker C, Fang Y, Coffey L, et al. Virome of >?12 thousand Culex mosquitoes from throughout California. Virology. 2018;523:74-88 pubmed publisher
  4. Delwart E. A roadmap to the human virome. PLoS Pathog. 2013;9:e1003146 pubmed publisher
  5. Kapusinszky B, Mulvaney U, Jasinska A, Deng X, Freimer N, Delwart E. Local Virus Extinctions following a Host Population Bottleneck. J Virol. 2015;89:8152-61 pubmed publisher
  6. Li L, Deng X, Mee E, Collot Teixeira S, Anderson R, Schepelmann S, et al. Comparing viral metagenomics methods using a highly multiplexed human viral pathogens reagent. J Virol Methods. 2015;213:139-46 pubmed publisher
    ..Further optimization will be required for the detection of viruses in biologically more complex samples such as tissues, blood, or feces. ..
  7. Ng T, Kondov N, Deng X, VAN EENENNAAM A, Neibergs H, Delwart E. A metagenomics and case-control study to identify viruses associated with bovine respiratory disease. J Virol. 2015;89:5340-9 pubmed publisher
    ..Combining a metagenomics and case-control format can provide candidate pathogens associated with complex infectious diseases and inform further studies aimed at reducing their impact. ..
  8. Li L, Deng X, da Costa A, Bruhn R, Deeks S, Delwart E. Virome analysis of antiretroviral-treated HIV patients shows no correlation between T-cell activation and anelloviruses levels. J Clin Virol. 2015;72:106-13 pubmed publisher
    ..The level of persistent T-cell activation was not correlated with the level of viremia or genotypes present indicating that anellovirus antigens are unlikely to be a dominant source of antigens driving chronic T-cell activation. ..
  9. Delwart E, Slikas E, Stramer S, Kamel H, Kessler D, Krysztof D, et al. Genetic diversity of recently acquired and prevalent HIV, hepatitis B virus, and hepatitis C virus infections in US blood donors. J Infect Dis. 2012;205:875-85 pubmed publisher
    ..Blood-borne viruses detected through large-scale routine screening of blood donors can complement molecular surveillance studies of highly exposed populations. ..

More Information


  1. Phan T, Leutenegger C, Chan R, Delwart E. Rotavirus I in feces of a cat with diarrhea. Virus Genes. 2017;53:487-490 pubmed publisher
    ..No other eukaryotic viral sequences nor bacterial and protozoan pathogens were detected in this fecal sample suggesting the involvement of rotavirus I in feline diarrhea. ..
  2. Sadeghi M, Kapusinszky B, Yugo D, Phan T, Deng X, Kanevsky I, et al. Virome of US bovine calf serum. Biologicals. 2017;46:64-67 pubmed publisher
    ..This study further characterizes the diversity of viruses in calf serum with the potential to infect fetuses and through fetal bovine serum contaminate cell cultures. ..
  3. Phan T, Giannitti F, Rossow S, Marthaler D, Knutson T, Li L, et al. Detection of a novel circovirus PCV3 in pigs with cardiac and multi-systemic inflammation. Virol J. 2016;13:184 pubmed publisher
    ..The pathogenicity and molecular epidemiology of this new circovirus, alone or in the context of co-infections, warrants further investigations. ..
  4. Zhang W, Li L, Deng X, Blümel J, Nübling C, Hunfeld A, et al. Viral nucleic acids in human plasma pools. Transfusion. 2016;56:2248-55 pubmed publisher
    ..Further research is required to elucidate whether gemycircularviruses can infect humans or are indicative of contamination occurring during phlebotomy, plasma pool processing, or ongoing donor fungal infections. ..
  5. Phan T, da Costa A, Del Valle Mendoza J, Bucardo Rivera F, Nordgren J, O Ryan M, et al. The fecal virome of South and Central American children with diarrhea includes small circular DNA viral genomes of unknown origin. Arch Virol. 2016;161:959-66 pubmed publisher
    ..The cellular origins of these circular ssDNA viruses, whether human cells, ingested plants, animals or fungal foods, or residents of the gut microbiome, are currently unknown. ..
  6. Phan T, Messacar K, Dominguez S, da Costa A, Deng X, Delwart E. A new densovirus in cerebrospinal fluid from a case of anti-NMDA-receptor encephalitis. Arch Virol. 2016;161:3231-5 pubmed publisher
    ..Alternative explanations for the detection of densovirus DNA in CSF are discussed. ..
  7. Ng T, Chen L, Zhou Y, Shapiro B, Stiller M, Heintzman P, et al. Preservation of viral genomes in 700-y-old caribou feces from a subarctic ice patch. Proc Natl Acad Sci U S A. 2014;111:16842-7 pubmed publisher
    ..Our findings indicate that viral genomes may in some circumstances be protected from degradation for centuries. ..
  8. Zhang W, Li L, Deng X, Kapusinszky B, Delwart E. What is for dinner? Viral metagenomics of US store bought beef, pork, and chicken. Virology. 2014;468-470:303-10 pubmed publisher
    ..Whether any of these viruses can infect humans will require testing human sera for specific antibodies. ..
  9. Zhang W, Li L, Deng X, Kapusinszky B, Pesavento P, Delwart E. Faecal virome of cats in an animal shelter. J Gen Virol. 2014;95:2553-64 pubmed publisher
    ..This study increases our understanding of the viral diversity in cats, facilitating future evaluation of their pathogenic and zoonotic potentials. ..
  10. Kapusinszky B, Ardeshir A, Mulvaney U, Deng X, Delwart E. Case-Control Comparison of Enteric Viromes in Captive Rhesus Macaques with Acute or Idiopathic Chronic Diarrhea. J Virol. 2017;91: pubmed publisher
    ..Our study reveals a high level of enteric coinfections with diverse viruses in a captive rhesus macaque colony and identifies several viruses positively or negatively associated with ICD. ..
  11. Phan T, Nordgren J, Ouermi D, Simpore J, Nitiema L, Deng X, et al. New astrovirus in human feces from Burkina Faso. J Clin Virol. 2014;60:161-4 pubmed publisher
    ..Burkina Faso astrovirus is proposed as prototype for a novel species in the genus Mamastrovirus, here tentatively called Mamastrovirus 20, representing the fifth human astrovirus species. ..
  12. Sadeghi M, Popov V, Guzman H, Phan T, Vasilakis N, Tesh R, et al. Genomes of viral isolates derived from different mosquitos species. Virus Res. 2017;242:49-57 pubmed publisher
    ..The availability of these mosquito virus genomes will facilitate their detection by metagenomics or PCR to better determine their geographic range, extent of host tropism, and possible association with arthropod or vertebrate disease. ..
  13. Altan E, Del Valle Mendoza J, Deng X, Phan T, Sadeghi M, Delwart E. Small Circular Rep-Encoding Single-Stranded DNA Genomes in Peruvian Diarrhea Virome. Genome Announc. 2017;5: pubmed publisher
    ..One such genome was related to smacoviruses, while eight others were related to genomes reported in the feces of different mammals. The tropism of these CRESS-DNA viruses remains unknown. ..
  14. Phan T, Del Valle Mendoza J, Sadeghi M, Altan E, Deng X, Delwart E. Sera of Peruvians with fever of unknown origins include viral nucleic acids from non-vertebrate hosts. Virus Genes. 2018;54:33-40 pubmed publisher
    ..The role, if any, of the non-vertebrate infecting viruses detected in serum in inducing fever is unknown. ..
  15. Delwart E. Animal virus discovery: improving animal health, understanding zoonoses, and opportunities for vaccine development. Curr Opin Virol. 2012;2:344-52 pubmed publisher
    ..Numerous opportunities for the generation of novel vaccines will arise from a better understanding of animal viromes...
  16. Delwart E, Li L. Rapidly expanding genetic diversity and host range of the Circoviridae viral family and other Rep encoding small circular ssDNA genomes. Virus Res. 2012;164:114-21 pubmed publisher
    ..Future studies of the virome of single cell and multi-cellular eukaryotes are likely to further extend the known diversity and host-range of small rep-containing circular ssDNA viral genomes...
  17. Phan T, Mori D, Deng X, Rajindrajith S, Ranawaka U, Fan Ng T, et al. Small circular single stranded DNA viral genomes in unexplained cases of human encephalitis, diarrhea, and in untreated sewage. Virology. 2015;482:98-104 pubmed publisher
    ..Whether the tropism of the cyclovirus and gemycircularvirus reported here include humans or other cellular sources in or on the human body remains to be determined. ..
  18. Phan T, Dreno B, da Costa A, Li L, Orlandi P, Deng X, et al. A new protoparvovirus in human fecal samples and cutaneous T cell lymphomas (mycosis fungoides). Virology. 2016;496:299-305 pubmed publisher
    ..The influence of cutavirus infection on human enteric functions and possible oncolytic role in CTCL progression remain to be determined. ..
  19. Ng T, Mesquita J, Nascimento M, Kondov N, Wong W, Reuter G, et al. Feline fecal virome reveals novel and prevalent enteric viruses. Vet Microbiol. 2014;171:102-11 pubmed publisher
    ..Availability of the genome sequences of these viruses will facilitate future tropism and feline disease association studies. ..