Author Archives: Michelle Podolec
Staff Spotlight with Robert Richter
Robert Richter started working with VitisGen2 as a postdoctoral associate in September 2021 after completing his PhD at the Julius-Kühn Institute for Grapevine Breeding Geilweilerhof (JKI). His PhD thesis focused on the determination of key drivers of grapevine cluster architecture … Continue reading
Comparing short-read sequence aligners to determine the best tool for your research needs
Researchers Ryan Musich, Lance Cadle-Davidson, and Michael V. Osier reviewed seven different short-read sequence aligners utilizd in genomic and transcriptomic analysis in this April, 2021 article in Frontiers in Plant Science. Researchers used Powdery Mildew (PM) Erysiphe necator isolates to … Continue reading
Posted in Uncategorized, VitisGen2 news
Tagged DNA analysis, DNA sequencing, grape powdery mildew, sequence aligners, tools, VitisGen2
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Exploring the genetics behind flower sex in grapevines
Team members Tim Martinson, Cheng Zou, Qi Sun, Jason Londo, Mélanie Massonnet and Dario Cantu have a new article featured in October’s edition of Wine Business Monthly. The article explores the complex origins of flower sex in grapevines. Grapevine sex … Continue reading
Posted in Uncategorized, VitisGen2 news
Tagged DNA, DNA sequencing, flower sex, grape breeding, grapevines, sex determination, VitisGen2
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Researchers discover new QTLs for grape berry acid and tannins in V. aestivalis ‘Norton’ and V. vinifera ‘Cabernet Sauvignon’ hybrid population
VitisGen2 researcher Chin-Feng Hwang and his team from Missouri State University recently published a new article in Fruit Research on fruit chemistry in Vitis aestivalis-derived ‘Norton’ grapes. The article describes how acidity and tannin concentrations of this popular grape variety … Continue reading
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New publication by VitisGen2 team describes Ren-11 powdery mildew resistance location
Researchers Avinash Karn, Cheng Zou, Siraprapa Brooks, Jonathan Fresnedo-Ramírez, Franka Gabler, Qi Sun, David Ramming, Rachel Naegele, Craig Ledbetter and Lance Cadle-Davidson from the VitisGen2 project have announced the discovery of a new, stable qualitative resistance locus in Vitis aestivalis … Continue reading
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Breeding Insight brings bioinformatics to specialty crop breeding. VitisGen2 brings technology to the table
By Tim Martinson and Michelle Podolec. Public and private breeders of commodity crops such as maize and soybeans have long used sophisticated bioinformatics, statistical tools, and ‘big data’ to guide their breeding programs. These tools increasingly leverage detailed DNA sequence … Continue reading
Posted in VitisGen2 news
Tagged bioinformatics, Breeding Insight, DNA sequencing, genome assembly, grape breeding, table grape, VitisGen2
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VitisGen2 researchers describe improved deep learning method for quantification of Grape PM at ASABE Meeting
Deep learning-based saliency maps for the quantification of grape powdery mildew at the microscopic level VitisGen2 team members Tian Qiu, Anna Underhill, Surya Datta Sapkota, Lance Cadle-Davidson, and Yu Jiang recently presented a paper at the 2021 American Society of … Continue reading
Posted in Uncategorized
Tagged ASABE, Blackbird, deep learning, grape powdery mildew, image analysis, saliency maps, VitisGen2
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How researchers are seeking DNA sequence variations that affect micronutrient uptake in Vitis vinifera
Researchers Rachel Naegele, Jason Londo, Cheng Zou and Peter Cousins recently published a paper in Peer J where they explore the results of seeking DNA sequence variations that affect micronutrient uptake in Vitis vinifera. Nutrient accumulation impacts all stages of … Continue reading
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“Research in Plain English” article on how fine mapping of leaf trichome density revealed trait location in a cold-hardy hybrid wine grape populations now available
The new “Research In Plain English” on how fine mapping of leaf trichome density revealed the trait’s location in a cold-hardy wine grape population is available now. VitisGen2 team members Matt Clark and Lu Yin describe their team’s work fine mapping … Continue reading
Posted in RIPE
Tagged Cornell AgriTech, disease resistance, grape breeding, leaf trichome, RIPE
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Central Role of Mapping Populations in Marker-Assisted Grape Breeding
VitisGen2 is excited to announce a new article from team members Tim Martinson and Bruce Reisch of Cornell Agritech, and Rebecca Weipz of University of Wisconsin-Madison’s Peninsular Agricultural Research Station.