Ursula K. Frei - Publications, H-index & Citations

Ursula K. Frei

Agronomy

25H指数

89论文数

1.6K被引数

收录论文 27

发表时间

A two-stage screening approach integrated with GWAS for rare phenotypes such as spontaneous haploid genome doubling in maize 针对玉米中自发性单倍体基因组加倍等稀有表型的GWAS集成两阶段筛选方法

Frontiers in Plant Science

IF4.8

2026-05-20

OAAI

MF Mercy Fakude; TL Tyler L. Foster; YC Yu-Ru Chen; AM Ann Murithi; SI Siddique Imran Aboobucker †; UK Ursula Karoline Frei; PM Philip M. Dixon; TL Thomas Lübberstedt

Genotypic Variation and Association Mapping for Plant Stature and Anthesis-Silking Interval in Set of Temperate-Adapted Maize Lines Developed by DH and SSD Methods 温带适应性玉米群体的株高和开花吐丝间隔的基因型变异及关联作图研究（采用DH和SSD方法开发的玉米群体）

PLANT BREEDING

IF0

2025-09-01

OAAI

Pereira, Gabriela dos Santos; dos Santos, Iara Goncalves; Resende, Nathalia Campos Vilela; Verzegnazzi, Anderson Luiz; Frei, Ursula K.; DeLima, Rodrigo Oliveira; Lubberstedt, Thomas

Multi-trait ridge regression BLUP with de novo GWAS improves genomic prediction for haploid induction ability of haploid inducers in maize 多性状岭回归BLUP结合从头全基因组关联分析提高了对玉米单倍体诱导者单倍体诱导能力的基因组预测。Front. Plant Sci. 16, 1614457

Frontiers in Plant Science

IF4.8

2025-08-20

OAAI

Yu-Ru Chen; Ursula K. Frei; Thomas Lübberstedt

Association mapping of haploid male fertility in sweet corn 甜玉米单倍体雄性育性的关联作图

THEORETICAL AND APPLIED GENETICS

IF4.2

2025-04-16

PREAI

Foster, Tyler L.; Frei, Ursula K.; Fakude, Mercy; Krause, Matheus D.; Pfeffer, Sarah; Dutta, Somak; Tracy, William F.; Resende Jr, Marcio F. R.; Lubberstedt, Thomas

Development of doubled haploid inducer lines facilitates selection of superior haploid inducers in maize 双单倍体诱导系的开发有助于在玉米中选择优良的单倍体诱导物

FRONTIERS IN PLANT SCIENCE

IF4.8

2024-01-05

OAAI

Chen, Yu-Ru; Lubberstedt, Thomas; Frei, Ursula K.

Genome-wide association analysis of plant architecture traits using doubled haploid lines derived from different cycles of the Iowa Stiff Stalk Synthetic maize population

FRONTIERS IN PLANT SCIENCE

IF4.8

2023-12-04

OAAI

Ledesma, Alejandro; Santana, Alice Silva; Ribeiro, Fernando Augusto Sales; Aguilar, Fernando S.; Edwards, Jode; Frei, Ursula; Lubberstedt, Thomas

Genetic basis of maize maternal haploid induction beyond MATRILINEAL and ZmDMP 母系和ZmDMP以外的玉米母体单倍体诱导的遗传基础

FRONTIERS IN PLANT SCIENCE

IF4.8

2023-10-04

OAAI

Trentin, Henrique Uliana; Krause, Matheus Dalsente; Zunjare, Rajkumar Uttamrao; Almeida, Vinicius Costa; Peterlini, Edicarlos; Rotarenco, Valeriy; Frei, Ursula Karoline; Beavis, William Dale; Lubberstedt, Thomas

Molecular characterization of doubled haploid lines derived from different cycles of the Iowa Stiff Stalk Synthetic (BSSS) maize population

FRONTIERS IN PLANT SCIENCE

IF4.8

2023-07-27

OAAI

Ledesma, Alejandro; Ribeiro, Fernando Augusto Sales; Uberti, Alison; Edwards, Jode; Hearne, Sarah; Frei, Ursula; Lubberstedt, Thomas

Self-supervised maize kernel classification and segmentation for embryo identification

FRONTIERS IN PLANT SCIENCE

IF4.8

2023-04-14

OAAI

Dong, David; Nagasubramanian, Koushik; Wang, Ruidong; Frei, Ursula K. K.; Jubery, Talukder Z. Z.; Luebberstedt, Thomas; Ganapathysubramanian, Baskar

A Comparison between Inbred and Hybrid Maize Haploid Inducers

PLANTS-BASEL

IF4.1

2023-03-01

OAAI

Trentin, Henrique Uliana; Yavuz, Recep; Dermail, Abil; Frei, Ursula Karoline; Dutta, Somak; Lubberstedt, Thomas

Investigating the Effect of the Interaction of Maize Inducer and Donor Backgrounds on Haploid Induction Rates 研究玉米诱导物和供体背景的相互作用对单倍体诱导率的影响

PLANTS-BASEL

IF4.1

2022-06-07

OAAI

Uliana Trentin, Henrique; Batiru, Grigorii; Frei, Ursula Karoline; Dutta, Somak; Lubberstedt, Thomas

QTL Mapping for Haploid Inducibility Using Genotyping by Sequencing in Maize

PLANTS-BASEL

IF4.1

2022-03-25

OAAI

Trampe, Benjamin; Batiru, Grigorii; da Silva, Arthur Pereira; Frei, Ursula Karoline; Lubberstedt, Thomas

MYO, a Candidate Gene for Haploid Induction in Maize Causes Male Sterility 玉米单倍体诱导的候选基因MYO导致雄性不育

PLANTS-BASEL

IF4.1

2020-06-19

OAAI

Vanous, Kimberly; Lubberstedt, Thomas; Ibrahim, Rania; Frei, Ursula K.

Breeding Maize Maternal Haploid Inducers 育种玉米母体单倍体诱导物

PLANTS-BASEL

IF4.1

2020-05-12

OAAI

Uliana Trentin, Henrique; Frei, Ursula K.; Lubberstedt, Thomas

Mapping of QTL and identification of candidate genes conferring spontaneous haploid genome doubling in maize (Zea mays L.)

PLANT SCIENCE

IF4.1

2020-04-01

OAAI

Ren, Jiaojiao; Boerman, Nicholas A.; Liu, Ruixiang; Wu, Penghao; Trampe, Benjamin; Vanous, Kimberly; Frei, Ursula K.; Chen, Shaojiang; Lubberstedt, Thomas

Association mapping for root system architecture traits under two nitrogen conditions in germplasm enhancement of maize doubled haploid lines

CROP JOURNAL

IF5.6

2020-04-01

OAAI

Ma, Langlang; Qing, Chunyan; Frei, Ursula; Shen, Yaou; Lubberstedt, Thomas

Genomic prediction of maternal haploid induction rate in maize

PLANT GENOME

IF3.8

2020-03-19

OAAI

Almeida, Vinicius Costa; Trentin, Henrique Uliana; Frei, Ursula Karoline; Lubberstedt, Thomas

Impact of Spontaneous Haploid Genome Doubling in Maize Breeding

PLANTS-BASEL

IF4.1

2020-03-17

OAAI

Boerman, Nicholas A.; Frei, Ursula K.; Lubberstedt, Thomas

Auxin Binding Protein 1 Reinforces Resistance to Sugarcane Mosaic Virus in Maize 生长素结合蛋白1增强玉米对甘蔗花叶病毒的抗性

MOLECULAR PLANT

IF24.1

2017-10-01

OAAI

Leng, Pengfei; Ji, Qing; Asp, Torben; Frei, Ursula K.; Ingvardsen, Christina R.; Xing, Yongzhong; Studer, Bruno; Redinbaugh, Margaret; Jones, Mark; Gajjar, Priyanka; Liu, Sisi; Li, Fei; Pan, Guangtang; Xu, Mingliang; Lubberstedt, Thomas

Extensive genetic diversity and low linkage disequilibrium within the COMT locus in maize exotic populations

PLANT SCIENCE

IF4.1

2014-05-01

OAAI

Chen, Yongsheng; Blanco, Michael; Ji, Qing; Frei, Ursula Karoline; Luebberstedt, Thomas

研究方向