Understanding and overcoming hybrid lethality in seed and seedling stages as barriers to hybridization and gene flow

H He, K Shiragaki, T Tezuka - Frontiers in Plant Science, 2023 - frontiersin.org
Hybrid lethality is a type of reproductive isolation barrier observed in two developmental
stages, hybrid embryos (hybrid seeds) and hybrid seedlings. Hybrid lethality has been …

The Use of Nicotiana Species in Tobacco Improvement

A Berbeć, T Doroszewska - The Tobacco Plant Genome, 2020 - Springer
There are more than 80 naturally occurring relatives of cultivated tobacco (Nicotiana
tabacum L.) in the genus Nicotiana. In this review, we examine how and to what extent these …

Two Nicotiana occidentalis accessions enable gene identification for Type II hybrid lethality by the cross to N. sylvestris

K Kawaguchi, Y Ohya, M Maekawa, T Iizuka… - Scientific Reports, 2021 - nature.com
Hybrid lethality, meaning the death of F1 hybrid seedlings, has been observed in many plant
species, including Nicotiana. Previously, we have revealed that hybrids of the selected …

Identification and editing of a hybrid lethality gene expands the range of interspecific hybridization potential in Nicotiana

J Ma, WG Hancock, JM Nifong, SP Kernodle… - Theoretical and Applied …, 2020 - Springer
Key message Identification and inactivation of hybrid lethality genes can be used to expand
the available gene pool for improvement of a cultivated crop species. Abstract Hybrid …

Identification of maternal haploids of Nicotiana tabacum aided by transgenic expression of green fluorescent protein: evidence for chromosome elimination in the N. tabacum × …

WG Hancock, V Kuraparthy, SP Kernodle, RS Lewis - Molecular breeding, 2015 - Springer
Abstract The Nicotiana tabacum× N. africana cross is a semilethal cross, where greater than
99% of progeny die in the cotyledonary stage due to an interspecific lethality reaction. The …

Genetic Mapping of the HLA1 Locus Causing Hybrid Lethality in Nicotiana Interspecific Hybrids

T Tezuka, N Kitamura, S Imagawa, A Hasegawa… - Plants, 2021 - mdpi.com
Hybrid lethality, a postzygotic mechanism of reproductive isolation, is a phenomenon that
causes the death of F1 hybrid seedlings. Hybrid lethality is generally caused by the epistatic …

Species origin of genomic factors in Nicotiana nudicaulis Watson controlling hybrid lethality in interspecific hybrids between N. nudicaulis Watson and N. tabacum L

H Liu, W Marubashi - PLoS One, 2014 - journals.plos.org
Hybrid lethality is expressed at 28° C in the cross Nicotiana nudicaulis× N. tabacum. The S
subgenome of N. tabacum has been identified as controlling this hybrid lethality. To clarify …

Nicotiana suaveolens accessions with different ploidy levels exhibit different reproductive isolation mechanisms in interspecific crosses with Nicotiana tabacum

H He, T Iizuka, M Maekawa, K Sadahisa… - Journal of plant …, 2019 - Springer
Reproductive isolation, including prezygotic and postzygotic barriers, is a mechanism that
separates species. Many species in the Nicotiana section Suaveolentes exhibit reproductive …

Hybrid lethality caused by two complementary dominant genes in cabbage (Brassica oleracea L.)

Y Hu, Y Xue, J Liu, Z Fang, L Yang, Y Zhang, H Lv… - Molecular …, 2016 - Springer
Hybrid lethality, a type of postzygotic reproductive barrier, is important for species.
Discovering novel hybrid lethality cases and analyzing corresponding causal genes may …

[图书][B] A Century of Interspecific Hybridization and Introgression in Tobacco

A Berbeć - 2024 - Springer
This book is probably the first authored monograph solely dedicated to the use of Nicotiana
species in the genetic improvement of tobacco. Needless to say, the genus Nicotiana and …