Results 241 to 250 of about 11,346 (266)
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Genetic transformation of the sugar beet plastome

Transgenic Research, 2008
It is very important for the application of chloroplast engineering to extend the range of species in which this technology can be achieved. Here, we describe the development of a chloroplast transformation system for the sugar beet (Beta vulgaris L. ssp. vulgaris, Sugar Beet Group) by biolistic bombardment of leaf petioles.
Yongxin Wang   +5 more
openaire   +6 more sources

Mutational meltdown or controlled chain reaction: The dynamics of rapid plastome evolution in the hyperdiversity of Poaceae

Journal of Systematics and Evolution, 2022
The study of genomic structural evolution associated with accelerated evolutionary rates that result in avoidance of meltdown and increase biodiversity is becoming ever more possible as the number of available plastomes increases. To more comprehensively
Jie Wang   +5 more
semanticscholar   +1 more source

Comparative Studies on Photoelasticity of Elastomers and Plastomers

Rubber Chemistry and Technology, 1948
Abstract Transparent films of elastomers and plastomers were found to differ sufficiently in their photoelastic behavior to make stress double refraction a useful criterion of the prospective mechanical properties of a given material. The stress double refraction in such films is mostly an effect of deformation, of orientation, or of ...
Wilfried Heller, Hans Oppenheimer
openaire   +4 more sources

Influence of ploidy on plastome mutagenesis in Nicotiana

Molecular and General Genetics MGG, 1991
A clear influence of ploidy was observed on the frequency of both spontaneous and nitroso-methylurea (NMU) induced, streptomycin-resistant, adventitious shoots developing on leaf explants of Nicotiana tabacum and N. plumbaginifolia. At nearly all NMU levels employed a significantly higher yield of resistant shoots was obtained from haploid compared ...
A. M. Timmons, Philip J. Dix
openaire   +3 more sources

Plastome evolution and phylogenomics of Impatiens (Balsaminaceae)

Planta, 2023
He Qiu   +9 more
semanticscholar   +1 more source

Plastomes of Betulaceae and phylogenetic implications

Journal of Systematics and Evolution, 2019
AbstractBetulaceae is a well‐defined family of Fagales, including six living genera and more than 160 modern species. Species of the family have high ecological and economic value for the abundant production of wood. However, phylogenetic relationships within Betulaceae have remained partly unresolved, likely due to the lack of a sufficient number of ...
Wenchun Luo   +7 more
openaire   +2 more sources

Plastomes of Bryophytes, Lycophytes and Ferns

2012
We review current progress in our understanding of chloroplast genomes (plastomes) of liverworts, mosses, hornworts, lycophytes and monilophytes. We briefly cover some of the methods used to obtain complete nucleotide sequences of plastomes and we summarize the published sequences from the plant groups above. We explore some of the evolutionary changes
Kenneth G. Karol, Paul G. Wolf
openaire   +2 more sources

Mentallocane plastomer modification of polypropylenes

Polymer Engineering & Science, 2001
AbstractPlastomers are ethylene alpha‐olefin coplymers made from the single site metallocdene catalyst using a variety of polymerization processes. The key features are uniform intermolecular and intermolecular comonomer distribution, low extractables, comonomer dependent. meleting point, and low ashcontent. The uniform comonomer behavior.
openaire   +2 more sources

Investigations of the plastome of Chlorophytum

Journal of Heredity, 1980
Kevin C. Vaughn   +2 more
openaire   +2 more sources

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