Skip to main content
ARS Home » Pacific West Area » Corvallis, Oregon » Horticultural Crops Research » People & Locations » Brian Knaus

Brian Knaus
Horticultural Crops Research
Research Plant Pathologist

Phone: (541) 738-4066
Fax: (541) 738-4025

3420 NW ORCHARD AV
CORVALLIS , OR 973305014

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Stable predictive markers for Phytophthora sojae avirulence genes that impair infection of soybean uncovered by whole genome sequencing of 31 isolates -
Arsenault-Labrecque, G., Sonah, H., Lebreton, A., Labbé, C., Marchand, G., Xue, A., Belzile, F., Knaus, B.J., Grunwald, N.J., Bélanger, R.R. 2018. Stable predictive markers for Phytophthora sojae avirulence genes that impair infection of soybean uncovered by whole genome sequencing of 31 isolates. BMC Biology. https://doi.org/10.1186/s12915-018-0549-9.
A review of Sedum section Gormania (Crassulaceae) in western North America -
Zika, P.F., Wilson, B.L., Brainerd, R.E., Otting, N., Darington, S., Knaus, B.J., Nelson, J.K. 2018. A review of Sedum section Gormania (Crassulaceae) in western North America. Phytotaxa. 368(1):1-61. https://dx.doi.org/10.11646/phytotaxa.368.1.1.
Inferring variation in copy number using high throughput sequencing data in R -
Knaus, B.J., Grunwald, N.J. 2018. Inferring variation in copy number using high throughput sequencing data in R. Frontiers in Genetics. 9:123. https://doi.org/10.3389/fgene.2018.00123.
Best practices for population genetic analyses -
Grunwald, N.J., Everhart, S.E., Knaus, B.J., Kamvar, Z.N. 2017. Best practices for population genetic analyses. Phytopathology. 107(9):1000-1010. https://doi.org/10.1094/PHYTO-12-16-0425-RVW.
Genetic variation within clonal lineages of Phytophthora infestans revealed through genotyping-by-sequencing, and implications for late blight epidemiology -
Hansen, Z.R., Everts, K.L., Fry, W.E., Gevens, A.J., Grunwald, N.J., Gugino, B.K., Johnson, D.A., Johnson, S.B., Judelson, H.S., Knaus, B.J., McGrath, M.T., Myers, K.L., Ristaino, P.D., Roberts, P.D., Secor, G.A., Smart, C.D. 2016. Genetic variation within clonal lineages of Phytophthora infestans revealed through genotyping-by-sequencing, and implications for late blight epidemiology. PLoS One. 11(11):e0165690. doi:10.1371/journal.pone.0165690.
Genomic analyses of dominant U.S. clonal lineages of Phytophthora infestans reveals a shared common ancestry for clonal lineages US11 and US18 and a lack of recently shared ancestry among all other U.S. lineages -
Knaus, B.J., Tabima, J.F., Davis, C.E., Judelson, H.S., Grunwald, N.J. 2016. Genomic analyses of dominant U.S. clonal lineages of Phytophthora infestans reveals a shared common ancestry for clonal lineages US11 and US18 and a lack of recently shared ancestry among all other U.S. lineages. Phytopathology. 106(11):1393-1403. doi: 10.1094/PHYTO-10-15-0279-R.
VCFR: A package to manipulate and visualize variant call format data in R -
Knaus, B.J., Grunwald, N.J. 2016. VCFR: A package to manipulate and visualize variant call format data in R. Molecular Ecology Resources. 17(1):44-53. doi: 10.1111/1755-0998.12549.
Loop-mediated isothermal amplification for detection of the tomato and potato late blight pathogen, Phytophthora infestans -
Hansen, Z.R., Knaus, B.J., Tabima, J.F., Judelson, H.S., Grunwald, N.J., Smart, C.D. 2016. Loop-mediated isothermal amplification for detection of the tomato and potato late blight pathogen, Phytophthora infestans. Journal of Applied Microbiology. 120(4):1010–1020. doi: 10.1111/jam.13079.
Simple sequence repeat markers that identify Claviceps species and strains -
Gilmore, B.S., Alderman, S.C., Knaus, B.J., Bassil, N.V., Martin, R.C., Dombrowski, J.E., Dung, J. 2016. Simple sequence repeat markers that identify Claviceps species and strains. Fungal Biology and Biotechnology. 3:1.
SNP-based differentiation of Phytophthora infestans clonal lineages using locked nucleic acid probes and high resolution melt analysis -
Hansen, Z.R., Knaus, B.J., Tabima, J.F., Press, C.M., Judelson, H.S., Grunwald, N.J., Smart, C.D. 2016. SNP-based differentiation of Phytophthora infestans clonal lineages using locked nucleic acid probes and high resolution melt analysis. Plant Disease. 100(7):1297-1306. doi: 10.1094/PDIS-11-15-1247-RE.
Diversity of foliar Phytophthora species on Rhododendron in Oregon nurseries -
Knaus, B.J., Fieland, V.J., Graham, K., Grunwald, N.J. 2015. Diversity of foliar Phytophthora species on Rhododendron in Oregon nurseries. Plant Disease. 99(10):1326-1332. https://doi.org/10.1094/PDIS-09-14-0964-RE.
Identification and distribution of the mating-type idiomorphs in populations of Podosphaera macularis and development of chasmothecia of the fungus -
Wolfenbarger, S.N., Twomey, M.C., Gadoury, D., Knaus, B.J., Grunwald, N.J., Gent, D.H. 2015. Identification and distribution of the mating-type idiomorphs in populations of Podosphaera macularis and development of chasmothecia of the fungus. Plant Pathology. 64:1094-1102.
Phytophthora community structure analyses in Oregon nurseries inform systems approaches to disease management -
Parke, J.L., Fieland, V.J., Lewis, C., Knaus, B.J., Grunwald, N.J. 2014. Phytophthora community structure analyses in Oregon nurseries inform systems approaches to disease management. Phytopathology. 104(10):1052-1062.