Results 101 to 110 of about 88,719 (358)

Doubled haploid ramets via embryogenesis of haploid tissue cultures [PDF]

open access: yes, 2010
Tissue culture in the oil palm business is generally concerned with the multiplication (clonal production) of dura, pisifera and tenera palms. These are all normal diploids (2n=2x=36).
Caligari, P. D. S.   +4 more
core  

Genetic variability of anther donor versus spontaneous doubled haploid descendents and colchicine induced doubled haploid sweet pepper (Capsicum annuum L.) lines [PDF]

open access: yes, 2001
Haploid (n) and doubled haploid (DH) plants were developed in anther culture of sweet pepper (Capsicum annuum L.). Regenerants were analyzed by flow cytometry for haploid (n = 12) and spontaneous doubled haploid (2n = 24) genomes.
Gyulai, Gábor   +3 more
core   +1 more source

Phylogenetic analysis of paired breast carcinomas identifies genetic events associated with clonal recurrence and invasive progression

open access: yesThe Journal of Pathology, EarlyView.
Abstract Development of ipsilateral breast carcinoma following a diagnosis of breast ductal carcinoma in situ (DCIS) has been assumed to represent recurrence of the primary tumour. However, this may not always be the case, and it is important to determine how often such recurrences represent new tumours.
Tanjina Kader   +32 more
wiley   +1 more source

Aneuploidy among androgenic progeny of hexaploid triticale (XTriticosecale Wittmack). [PDF]

open access: yes, 2010
Doubled haploids are an established tool in plant breeding and research. Of several methods for their production, androgenesis is technically simple and can efficiently produce substantial numbers of lines.
Lukaszewski, Adam J   +3 more
core   +3 more sources

Identification of actionable targets using DEPArray‐based sorting of pure carcinoma and stromal populations from formalin‐fixed paraffin‐embedded tissues followed by shallow whole‐genome sequencing

open access: yesThe Journal of Pathology, EarlyView.
Abstract Formalin‐fixed paraffin‐embedded (FFPE) tissue specimens represent precious resources for clinical genomic profiling studies, especially when coupled with comprehensive medical records. Even though next‐generation sequencing (NGS) is an effective tool to detect somatic mutations and somatic copy number alterations (sCNA), the biggest ...
Georgios Nteliopoulos   +20 more
wiley   +1 more source

Polyamine patterns in haploid and diploid tobacco tissues and in vitro cultures

open access: yesBrazilian Archives of Biology and Technology, 2010
The aim of this work was to determine PAs levels in pith tissues and callus cultures from haploid and diploid tobacco plants, explanted from the apical and basal regions of the stem.
Sílvia Bicudo Carone   +3 more
doaj   +1 more source

Gene expression in Leishmania is regulated predominantly by gene dosage [PDF]

open access: yes, 2017
Leishmania tropica, a unicellular eukaryotic parasite present in North and East Africa, the Middle East, and the Indian subcontinent, has been linked to large outbreaks of cutaneous leishmaniasis in displaced populations in Iraq, Jordan, and Syria. Here,
Berriman, Matthew   +12 more
core   +3 more sources

Conservation challenges and opportunities for native apple (Malus) species in Canada

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Apple, one of the world's most widely cultivated and economically important fruit crops, has two wild relatives native to Canada. In this review, we describe the importance of these native apple species to Indigenous heritage and the current threats the species faces due to pests, diseases, and habitat loss.
Terrell T. Roulston   +13 more
wiley   +1 more source

Polyploid races, genetic structure and morphological features of the earthworm Octodrіlus transpadanus (Rosa, 1884) (Oligohaeta: Lumbricidae) in the Ukraine [PDF]

open access: yes, 2009
Kariological investigation of the earthworm Octodrilus transpada-nus (Rosa, 1884) in the Ukraine showed that this species is represented by at least three races of different ploidy with the basic chromosome number n=15. Strict geographic heterogeneity
Garbar, А. V.   +2 more
core  

Preliminary genetic barcodes for ash (Fraxinus) species and generation of new wide hybrids

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Societal Impact Statement The world‐wide diversity of ash trees includes genetic information encoding resistance to the ash dieback fungus and the emerald ash borer beetle, which are currently devastating ash populations in Europe and North America. In order to mobilise this genetic diversity in conventional breeding programmes, we need to be able to ...
William J. Plumb   +11 more
wiley   +1 more source

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