Polyploidy and interspecific hybridisation: partners for adaptation, speciation and evolution in plants

337. Alix K, Gérard PR, Schwarzacher T, Heslop-Harrison JS. 2017. Polyploidy and interspecific hybridisation: partners for adaptation, speciation and evolution in plants. Annals of Botany 120(2): 183-194. https://doi.org/10.1093/aob/mcx079  (Free access). Polyploidy, defined as whole genome duplication, is present in almost all lineages of higher plants, with multiple rounds of polyploidy occurring in most extant species. This Annals…

Identification and characterization of mobile genetic elements LINEs from Brassica genome

Nouroz F, Noreen S, Khan MF, Ahmed S, Heslop-Harrison JS. 2017. Identification and characterization of mobile genetic elements LINEs from Brassica genomes. Gene 627: 94-105. doi: 10.1016/j.gene.2017.06.015.. Abstract Among transposable elements (TEs), the LTR retrotransposons are abundant followed by nonLTR retrotransposons in plant genomes, the lateral being represented by LINEs and SINEs. Computational and molecular approaches were…

The landscape and structural diversity of LTR Retrotransposons in the Musa genome

334. Nouroz F, Noreen S, Ahmad H, Heslop Harrison JS(P). 2017. The landscape and structural diversity of LTR Retrotransposons in the Musa genome. Molecular Genetics and Genomics 292: 1051-1067. http://dx.doi.org/10.1007/s00438-017-1333-1 Publisher site (££$$€€ needs subscription) Author version of manuscript: Nouroz_MGG2017_MusaLTRretrotransposons_AuthorVer Long terminal repeat retrotransposons represent a major component of plant genomes and act as drivers of genome…

Chloroplast genomes from apomictic Taraxacum – identity and variation between microspecies

Taraxacum or dandelion chloroplast sequence diversity. Salih et al. PLoS One 2017. 333. Salih RHM, Majeský L, Schwarzacher T, Gornall R, Heslop-Harrison P. 2017.  Complete chloroplast genomes from apomictic Taraxacum (Asteraceae): Identity and variation between three microspecies. PLoS ONE 12(2): e0168008. doi:10.1371/journal.pone.0168008. Chloroplast DNA sequences show substantial variation between higher plant species, and less variation within…

The agriculture-nutrition-health nexus at the cost of water availability

332. Noorka IR, Taufiqullah, Heslop-Harrison JS, Schwarzacher T. 2017. The agriculture-nutrition-health nexus at the cost of water availability in maize diverse genotypes to ensure food security. International Journal of Water Resources and Arid Environments 6(2): 242-251, 2017 ISSN 2079-7079 publisher site: https://psipw.org/attachments/article/401/13e.pdf Originally published as:  2016. Proceedings of the 7th International Conference on Water Resources and the Arid Environments (ICWRAE…

CENH3 morphogenesis reveals dynamic centromere associations during synaptonemal complex formation and the progression through male meiosis in hexaploid wheat

330. Sepsi A, Higgins JD, Heslop-Harrison JS, Schwarzacher T. 2017. CENH3 morphogenesis reveals dynamic centromere associations during synaptonemal complex formation and the progression through male meiosis in hexaploid wheat. Plant Journal 89: 235-249. http://dx.doi.org/10.1111/tpj.13379 and Author Version: Sepsi et al. 2016. CENH3 and wheat meiosis. Plant Journal. See bottom of page for YouTube video links. During…

Polyploidy

328. Heslop-Harrison JS. 2017. Polyploidy. In: Reference Module in Life Sciences, Elsevier, ISBN: 978-0-12- 809633-8, http://dx.doi.org/10.1016/B978-0-12-809633-8.06934-X (££$$€€) (see https://www.elsevier.com/solutions/sciencedirect/content/reference-modules for information about the series.) Abstract Polyploid organisms are eukaryotes that have more than two complete sets of chromosomes (one from each parent or ancestor) in somatic and germline cells of animals, fungi, and plants. Polyploidy of individual cells…

Allowing pseudoscience into EU risk assessment processes is eroding public trust in science experts and in science as a whole- The bigger picture

329. Dietrich DR, Dekant W, Greim H, Heslop-Harrison P, Berry C, Boobis A, Hengstler JG, Sharpe R. 2016. Editorial: Allowing pseudoscience into EU risk assessment processes is eroding public trust in science experts and in science as a whole: The bigger picture. Chemico-Biological Interactions 257: 1-3. 21 July 2016. http://dx.doi.org/10.1016/j.cbi.2016.07.023 ($$££€€). Author version pasted below. See also https://molcyt.org/2016/07/25/eu-safety-regulations-dont-mar-legislation-with-pseudoscience/ for associated correspondence in…

EU safety regulations – Dont mar legislation with pseudoscience

328. Dietrich DR, Dekant W, Greim H, Heslop-Harrison P, Berry C, Boobis A, Hengstler JG, Sharpe R. 2016. EU safety regulations: Don’t mar legislation with pseudoscience. Nature 535: 355 (21 July 2016) doi:10.1038/535355c We are concerned that some of the European Union’s processes for setting safety regulations for chemicals are being influenced by media and pseudoscience scaremongering….

Introgression of chromosome segments from multiple alien species in wheat breeding lines with wheat streak mosaic virus resistance

324. Ali N, Heslop-Harrison JS, Ahmad H, Graybosch RA, Hein GL, Schwarzacher T. 2016. Introgression of chromosome segments from multiple alien species in wheat breeding lines with wheat streak mosaic virus resistance. Heredity (2016) 117, 114–123; published online 1 June 2016 doi:10.1038/hdy.2016.36 Author version: N_Ali_et al 2016 Multiple Alien Introgressions in Wheat Publisher site: http://www.nature.com/hdy/journal/vaop/ncurrent/pdf/hdy201636a.pdf Pyramiding of…

Analysis of Petunia vein clearing virus (PVCV) sequences, retroelements and tandem repeats in Petunia axillaris N and P. inflata S6

325a. Schwarzacher T, Heslop-Harrison JS, Richert-Pöggeler KR. 2016. Analysis of Petunia vein clearing virus (PVCV) sequences, retroelements and tandem repeats in Petunia axillaris N and P. inflata S6. Supplementary manuscript 2. Nature Plants 2: article number 16074. Link to manuscript: Petunia_PVCV_Repeats_SchwarzacherEtAl2016 Within the genome sequence assemblies of P. axillaris (PaxiN) and P. inflata (PinfS6) and unassembled reads, we…

Preparation and fluorescent analysis of plant metaphase chromosomes

TS. Schwarzacher T. 2016. Preparation and fluorescent analysis of plant metaphase chromosomes. Chapter 7. In: Plant Cell Division: Methods and Protocols, ed Caillaud M-C; Methods in Molecular Biology 1370: 87-103. doi: 10.1007/978-1-4939-3142-2_7. Humana Press, Springer, New York. Local Copy: Chromosome Preparation. Trude Schwarzacher. http://www.molcyt.com Good preparations are essential for informative analysis of both somatic and…

The molecular cytogenetic characterization of pistachio (Pistacia vera) suggests the arrest of recombination in the largest heteropycnotic pair HC1

TS. Sola-Campoy PJ, Robles F, Schwarzacher T, Ruiz Rejón C, de la Herrán R, Navajas-Pérez R (2015) The molecular cytogenetic characterization of Pistachio (Pistacia vera L.) suggests the arrest of recombination in the largest heteropycnotic pair HC1. PLoS ONE 10(12): e0143861. doi:10.1371/journal.pone.0143861. Local copy here. This paper represents the first molecular cytogenetic characterization of the…

Banana research at the botanic garden

324. Heslop-Harrison, P. 2015. Banana research at the botanic garden. University of Leicester Botanic Garden Newsletter 12: 4. November 2015. Dessert bananas and the cooking bananas or plantains are among the oldest crops in the world. Most crops were domesticated through a long pathway of selection and crossing but, for banana, virtually all the two thousand varieties which are grown throughout the…