Journal Articles (42)
Swalarsk-Parry BS, De Vos L, Fru FF, Santana QC, van der Nest MA, Wingfield BD, Wingfield MJ, Herron DA, Ramaswe JB, Dewing C, Sayari M, van der Merwe NA, van Wyk S, Lane FA, Wilson AM, Adegeye OO, Soal NC, Price J-L, Steenkamp ET (2024) Wide variation in aggressiveness and growth in South African Fusarium circinatum isolates with geographical origin as the primary determinant. Southern Forests: a Journal of Forest Science. doi: 10.2989/20702620.2024.2363749
Aylward J, Wilson AM, Visagie CM, Spraker J, Barnes I, Buitendag C, Ceriani C, Del Mar Angel L, du Plessis D, Fuchs T, Gasser, K, Krämer D, Li W, Munsamy K, Piso A, Price J-L, Sonnekus B, Thomas C, van der Nest A, van Dijk A, van Heerden A, van Vuuren N, Yilmaz N, Duong TA, van der Merwe NA, Wingfield MJ, Wingfield BD (2024) IMA Genome – F19: A genome assembly and annotation guide to empower mycologists, including annotated draft genome sequences of Ceratocystis pirilliformis, Diaporthe australafricana, Fusarium ophioides, Paecilomyces lecythidis, and Sporothrix stenoceras. IMA Fungus. 15. doi: 10.1186/s43008-024-00142-z
Miyambo TM, Backer R, Engelbrecht J, Joubert F, van der Merwe NA, van den Berg N (2022) The Identification and Characterization of Endopolygalacturonases in a South African Isolate of Phytophthora cinnamomi. Microorganisms. 10. doi: 10.3390/microorganisms10051061
van Wyk S, Wingfield B, De Vos L, van der Merwe A, Steenkamp E (2021) Genome-Wide Analyses of Repeat-Induced Point Mutations in the Ascomycota. Frontiers in Microbiology. 11. doi: 10.3389/fmicb.2020.622368
van der Nest, MA, Hlongwane, N, Hadebe, K, Chan, W-Y, van der Merwe, NA, De Vos, L, Greyling, B, Kooverjee, BB, Soma, P, Dzomba, EF, Bradfield, M, Muchadeyi, FC (2021) Breed ancestry, divergence, admixture, and selection patterns of the Simbra crossbreed. Frontiers in Genetics. 11. doi: 10.3389/fgene.2020.608650
Oliveira MES, van der Merwe NA, Wingfield MJ, Wingfield BD, Soares TPF, Kanzi AM, Ferreira MA (2020) Chrysoporthe puriensis sp. nov. from Tibouchina spp. in Brazil: an emerging threat to Eucalyptus. Australasian Plant Pathology. doi: 10.1007/s13313-020-00745-1
Roux J, Nkuekan GK, Marincowitz S, van der Merwe NA, Uchida J, Wingfield MJ, Chen SF (2020) Chryphonectriaceae associated with rust-infected Syzigium jambos in Hawaii.. MycoKeys. 76. doi: 10.3897/mycokeys.76.58406
van Wyk S, Wingfield BD, De Vos L, van der Merwe NA, Santana QC, Steenkamp ET (2019) Repeat-Induced Point Mutations Drive Divergence between Fusarium circinatum and Its Close Relatives. Pathogens. 8. doi: 10.3390/pathogens8040298
van Wyk S, Harrison CH, Wingfield BD, De Vos L, van der Merwe NA, Steenkamp ET (2019) The RIPper, a web-based tool for genome-wide quantification of Repeat-Induced Point (RIP) mutations. PeerJ. 7. doi: 10.7717/peerj.7447
Kanzi AM, Steenkamp ET, Van der Merwe NA, Wingfield BD (2019) The mating system of the Eucalyptus canker pathogen Chrysoporthe austroafricana and closely related species. Fungal Genetics and Biology. 123. doi: 10.1016/j.fgb.2018.12.001
Baron S, Van der Merwe NA, Maritz-Olivier C (2018) The genetic relationship between R. microplus and R. decoloratus ticks in South Africa and their population structure. Molecular Phylogenetics and Evolution. 129. doi: 10.1016/j.ympev.2018.08.003
Sungirai M, Baron S, Van der Merwe NA, Moyo DZ, De Clercq P, Maritz-Olivier C, Madder M (2018) Population structure and genetic diversity of Rhipicephalus microplus in Zimbabwe. Acta Tropica. 180. doi: 10.1016/j.actatropica.2018.01.003
Van Wyk S, Wingfield BD, De Vos L, Santana QC, Van der Merwe, NA, Steenkamp ET (2018) Multiple independent origins for a subtelomeric locus associated with growth rate in Fusarium circinatum. IMA Fungus. 9. doi: 10.5598/imafungus.2018.09.01.03
Fourie G, van der Merwe NA, Wingfield BD, Bogale M, Wingfield MJ, Steenkamp ET (2018) Mitochondrial introgression and interspecies recombination in the Fusarium fujikuroi species complex. IMA Fungus. 9. doi: 10.5598/imafungus.2018.09.01.04
Coetzee MPA, Musasira NY, Roux J, Roets F, van der Merwe NA, Wingfield MJ (2018) Armillaria root rot spreading into a natural woody ecosystem in South Africa. Plant Pathology. doi: 10.1111/ppa.12804
Zwart L, Berger DK, Moleleki LN, Van der Merwe NA, Myburg AA, Naidoo S (2017) Evidence for salicylic acid signalling and histological changes in the defence response of Eucalyptus grandis to Chrysoporthe austroafricana. Scientific Reports. 7. doi: 10.1038/srep45402
Wingfield BD, Berger DK, Steenkamp ET, Lim H-J, Duong TA, Bluhm BH, De Beer ZW, De Vos L, Fourie G, Naidoo, K, Olivier NA, Lin, Y-C, Van der Peer Y, Joubert F, Crampton BG, Swart V, Soal N, Tatham C, Van der Nest MA, Van der Merwe NA, Van Wyk S, Wilken PM, Wingfield MJ (2017) IMA Genome-F 8 Draft genome of Cercospora zeina, Fusarium pininemorale, Hawksworthiomyces lignivorus, Huntiella decipiens and Ophiostoma ips. IMA Fungus. 8. doi: 10.5598/imafungus.2017.08.02.10
Masumba EA, Kapinga F, Mkamilo G, Salum K, Kulembeka H, Rounsley S, Bredeson JV, Lyons JB, Rokhsar DS, Kanju E, Katari MS, Myburg AA, van der Merwe NA, Ferguson ME (2017) QTL associated with resistance to cassava brown streak and cassava mosaic diseases in a bi-parental cross of two Tanzanian farmer varieties, Namikonga and Albert. Theoretical and Applied Genetics. 130. doi: 10.1007/s00122-017-2943-z
Robbertse L, Baron S, van der Merwe NA, Madder M, Stoltsz WH, Maritz-Olivier C (2016) Genetic diversity, acaricide resistance status and evolutionary potential of a Rhipicephalus microplus population from a disease-controlled cattle farming area in South Africa. Ticks and Tick-borne Diseases. doi: 10.1016/j.ttbdis.2016.02.018
Kanzi AM, Wingfield BD, Steenkamp ET, Naidoo S, Van der Merwe NA (2016) Intron derived size polymorphism in the mitochondrial genomes of closely related Chrysoporthe species. PLOS ONE. 11. doi: 10.1371/journal.pone.0156104
Chen SF, van der Merwe NA, Wingfield MJ, Roux J (2016) Population structure of Holocryphia capensis (Cryphonectriaceae) from Metrosideros angustifolia and its pathogenicity to Eucalyptus species. Australasian Plant Pathology. 45. doi: 10.1007/s13313-016-0399-2
Baron S, Van der Merwe NA, Madder M, Maritz-Olivier C (2015) SNP analysis infers that recombination is involved in the evolution of Amitraz resistance in Rhipicephalus microplus. PLoS ONE. 10. doi: 10.1371/journal.pone.0131341
Woudenberg JC, van der Merwe NA, Jurjević Z, Groenewald JZ, Crous PW (2015) Diversity and movement of indoor Alternaria alternata across the mainland USA. Fungal Genetics and Biology. 81. doi: 10.1016/j.fgb.2015.05.003
Lombard L, van der Merwe NA, Groenewald JZ, Crous PW (2015) Generic concepts in Nectriaceae. Studies in Mycology. 80. doi: 10.1016/j.simyco.2014.12.002
Wingfield BD, Barnes I, De Beer ZW, De Vos L, Duong TA, Kanzi AM, Naidoo K, Nguyen HDT, Santana QC, Sayari M, Seifert KA, Steenkamp ET, Trollip C, Van der Merwe, NA, Van der Nest MA, Wilken PM, Wingfield MJ (2015) Draft genome sequences of Ceratocystis eucalypticola, Chrysoporthe cubensis, C. deuterocubensis, Davidsoniella virescens, Fusarium temperatum, Graphilbum fragrans, Penicillium nordicum, and Thielaviopsis musarum. IMA Fungus. 6. doi: 10.5598/imafungus.2015.06.02.13
Wingfield BD, Ades PK, Al-Naemi FA, Beirn LA, Bihon W, Crouch JA, De Beer ZW, De Vos L, Duong TA, Fields CJ, Fourie G, Kanzi AM, Malapi-Wight M, Pethybridge SJ, Radwan O, Rendon G, Slippers B, Santana QC, Steenkamp ET, Taylor PWJ, Vaghefi N, Van der Merwe NA, Veltri D, Wingfield MJ (2015) IMA Genome-F 4. Draft genome sequences of Chrysoporthe austroafricana, Diplodia scrobiculata, Fusarium nygamai, Leptographium lundbergii, Limonomyces culmigenus, Stagonosporopsis tanaceti, and Thielaviopsis punctulata. IMA Fungus. 6. doi: 10.5598/imafungus.2015.06.01.15
Crous PW, Wingfield MJ, Guarro J, Hernandez-Restrepo M, Sutton DA, Acharya K, Barber PA, Boekhout T, Dimitrov RA, Duenas M, Dutta AK, Gene J, Gouliamova DE, Groenewald M, Lombard L, Morozova OV, Sarkar J, Smith MTh, Stchigel AM, Wiederhold NP, Alexandrova AV, Antelmi I, Armengol J, Barnes I, Cano-Lira JF, Castaneda Ruiz RF, Contu M, Courtecuisse PrR, Da Silveira AL, Decock CA, De Goes A, Edathodu J, Ercole E, Firmino AC, Fourie A, Fournier J, Furtado EL, Geering ADW, Gershenzon J, Giraldo A, Gramaje D, Hammerbacher A, He X-L, Haryadi D, Khemmuk W, Kovalenko AE, Krawczynski R, Laich F, Lechat C, Lopes UP, Madrid H, Malysheva EF, Marin-Felix Y, Martin MP, Mostert L, Nigro F, Pereira OL, Picillo B, Pinho DB, Popov ES, Rodas Pelaez CA, Rooney-Latham S, Sandoval-Denis M, Shivas RG, Silva V, Stoilova-Disheva MM, Telleria MT, Ullah C, Unsicker SB, Van der Merwe NA, Vizzini A, Wagner H-G, Wong PTW, Wood AR, Groenewald JZ (2015) Fungal Planet description sheets: 320–370. Persoonia. 34. doi: 10.3767/003158515X688433
Lombard L, Van der Merwe NA, Groenewald JZ, Crous PW (2014) Lineages in Nectriaceae: re-evaluating the generic status of Ilyonectria and allied genera. Phytopathologia Mediterranea. 53. doi: 10.14601/Phytopathol_Mediterr-14976
De Vos L, Steenkamp ET, Martin SH, Santana QC, Fourie G, Van der Merwe NA, Wingfield MJ, Wingfied BD (2014) Genome-wide macrosynteny among Fusarium species in the Gibberella fujikuroi complex revealed by amplified fragment length polymorphisms. PLoS ONE. 9. doi: 10.1371/journal.pone.0114682
Louw E, van der Merwe NA, Neitz AWH, Maritz-Olivier C (2013) Evolution of the tissue factor pathway inhibitor-like Kunitz domain-containing protein family in Rhipicephalus microplus. International Journal for Parasitology. 43. doi: 10.1016/j.ijpara.2012.11.006
Van der Merwe NA, Steenkamp ET, Rodas C, Wingfield BD, Wingfield MJ (2013) Host switching between native and non-native trees in a population of the canker pathogen Chrysoporthe cubensis from Colombia. Plant Pathology. 62. doi: 10.1111/j.1365-3059.2012.02657.x
De Vos L, van der Merwe NA, Wingfield MJ, Myburg AA, Wingfield BD (2013) Transmission ratio distortion in an interspecific cross between Fusarium circinatum and Fusarium subglutinans. Genes and Genomics. 35. doi: 10.1007/s13258-013-0066-8
Fourie G, van der Merwe NA, Wingfield BD, Bogale M, Tudzynski B, Wingfield MJ, Steenkamp ET (2013) Evidence for inter-specific recombination among the mitochondrial genomes of Fusarium species in the Gibberella fujikuroi complex. BMC Genomics. 14. doi: 10.1186/1471-2164-14-605
Wingfield BD, Steenkamp ET, Santana QC, Coetzee MPA, Bam S, Barnes I, Beukes CW, Chane W-Y, de Vos L, Fourie G, Friend M, Gordon TR, Herron DA, Holt C, Korf I, Kvas M, Martin SH, Mlonyeni XO, Naidoo K, Phasha MM, Postma A, Reva O, Roos H, Simpson M, Slinski S, Slippers B, Sutherland R, van der Merwe NA, van der Nest MA, Venter SNV, Wilken PM, Yandell M, Zipfel R, Wingfield MJ (2012) First fungal genome sequence from Africa: a preliminary analysis. South African Journal of Science. 108. doi: 10.4102/sajs.v108i1/2.537
De Vos L, van der Nest MA, van der Merwe NA, Myburg AA, Wingfield MJ, Wingfield BD (2011) Genetic analysis of growth, morphology and pathogenicity in the F1 progeny of an interspecific cross between Fusarium circinatum and Fusarium subglutinans. Fungal Biology. 115. doi: 10.1016/j.funbio.2011.07.003
van der Merwe NA, Gryzenhout M, Steenkamp ET, Wingfield BD, Wingfield MJ (2010) Multigene phylogenetic and population differentiation data confirm the existence of a cryptic species within Chrysoporthe cubensis. Fungal Biology. 114. doi: 10.1016/j.funbio.2010.09.007
Hunter GC, Van Der Merwe NA, Burgess TI, Carnegie AJ, Wingfield BD, Crous PW, Wingfield MJ (2008) Global movement and population biology of Mycosphaerella nubilosa infecting leaves of cold-tolerant Eucalyptus globulus and E. nitens. Plant Pathology. 57. doi: 10.1111/j.1365-3059.2007.01756.x
Van Wyk M, Van Der Merwe NA, Roux J, Wingfield BD, Kamgan GN, Wingfield MJ (2006) Population genetic analyses suggest that the Eucalyptus fungal pathogen Ceratocystis fimbriata has been introduced into South Africa. South African Journal of Science. 102.
Adandonon A, Aveling TAS, van der Merwe NA, Sanders G (2005) Genetic variation among Sclerotium isolates from Benin and South Africa, determined using mycelial compatibility and ITS rDNA sequence data. Australian Plant PAthology. 34. doi: 10.1071/AP04071
Gryzenhout M, Myburg H, Van Der Merwe NA, Wingfield BD, Wingfield MJ (2004) Chrysoporthe, a new genus to accommodate Cryphonectria cubensis. Studies in Mycology. 50.
Van Der Merwe NA, Wingfield BD, Wingfield MJ (2003) Primers for the amplification of sequence-characterized loci in Cryphonectria cubensis populations. Molecular Ecology Notes. 3. doi: 10.1046/j.1471-8286.2003.00508.x
Van der Merwe NA, Myburg H, Wingfield BD, Rodas C, Wingfield MJ (2001) Identification of Cryphonectria cubensis from Colombia based on rDNA sequence data. South African Journal of Science. 97.