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Full-Text Articles in Horticulture

Developmental Variation In Fruit Polyphenol Content And Related Gene Expression Of A Red-Fruited Versus A White-Fruited Fragraria Vesca Genotype, Sutapa Roy, Sanjay Singh, Douglas D. Archbold Oct 2018

Developmental Variation In Fruit Polyphenol Content And Related Gene Expression Of A Red-Fruited Versus A White-Fruited Fragraria Vesca Genotype, Sutapa Roy, Sanjay Singh, Douglas D. Archbold

Horticulture Faculty Publications

Two cultivars of F. vesca, red-fruited Baron Solemacher (BS) and white-fruited Pineapple Crush (PC), were studied to compare and contrast the quantitative accumulation of major polyphenols and related biosynthetic pathway gene expression patterns during fruit development and ripening. Developing PC fruit showed higher levels of hydroxycinnamic acids in green stages and a greater accumulation of ellagitannins in ripe fruit in comparison to BS. In addition to anthocyanin, red BS fruit had greater levels of flavan-3-ols when ripe than PC. Expression patterns of key structural genes and transcription factors of the phenylpropanoid/flavonoid biosynthetic pathway, an abscisic acid (ABA) biosynthetic gene, …


Genome-Wide Analyses Of The Nac Transcription Factor Gene Family In Pepper (Capsicum Annuum L.): Chromosome Location, Phylogeny, Structure, Expression Patterns, Cis-Elements In The Promoter, And Interaction Network, Weiping Diao, John C. Snyder, Shubin Wang, Jinbing Liu, Baogui Pan, Guangjun Guo, Wei Ge, Mohammad Hasan Salman Ali Dawood Mar 2018

Genome-Wide Analyses Of The Nac Transcription Factor Gene Family In Pepper (Capsicum Annuum L.): Chromosome Location, Phylogeny, Structure, Expression Patterns, Cis-Elements In The Promoter, And Interaction Network, Weiping Diao, John C. Snyder, Shubin Wang, Jinbing Liu, Baogui Pan, Guangjun Guo, Wei Ge, Mohammad Hasan Salman Ali Dawood

Horticulture Faculty Publications

The NAM, ATAF1/2, and CUC2 (NAC) transcription factors form a large plant-specific gene family, which is involved in the regulation of tissue development in response to biotic and abiotic stress. To date, there have been no comprehensive studies investigating chromosomal location, gene structure, gene phylogeny, conserved motifs, or gene expression of NAC in pepper (Capsicum annuum L.). The recent release of the complete genome sequence of pepper allowed us to perform a genome-wide investigation of Capsicum annuum L. NAC (CaNAC) proteins. In the present study, a comprehensive analysis of the CaNAC gene family in pepper was performed, …


Comparison Of Three Assembly Strategies For A Heterozygous Seedless Grapevine Genome Assembly, Sagar Patal, Zhixiu Lu, Xiaozhu Jin, Padmapriya Swaminathan, Erliang Zeng, Anne Y. Fennell Dr Jan 2018

Comparison Of Three Assembly Strategies For A Heterozygous Seedless Grapevine Genome Assembly, Sagar Patal, Zhixiu Lu, Xiaozhu Jin, Padmapriya Swaminathan, Erliang Zeng, Anne Y. Fennell Dr

Agronomy, Horticulture and Plant Science Faculty Publications

Background
De novo heterozygous assembly is an ongoing challenge requiring improved assembly approaches. In this study, three strategies were used to develop de novo Vitis vinifera ‘Sultanina’ genome assemblies for comparison with the inbred V. vinifera (PN40024 12X.v2) reference genome and a published Sultanina ALLPATHS-LG assembly (AP). The strategies were: 1) a default PLATANUS assembly (PLAT_d) for direct comparison with AP assembly, 2) an iterative merging strategy using METASSEMBLER to combine PLAT_d and AP assemblies (MERGE) and 3) PLATANUS parameter modifications plus GapCloser (PLAT*_GC).
Results
The three new assemblies were greater in size than the AP assembly. PLAT*_GC had the …