Results 51 to 60 of about 11,939 (237)

A genome triplication associated with early diversification of the core eudicots [PDF]

open access: yesGenome Biology, 2012
Abstract Background Although it is agreed that a major polyploidy event, gamma, occurred within the eudicots, the phylogenetic placement of the event remains unclear. Results To determine when this polyploidization occurred relative to ...
Joel R. McNeal   +27 more
openaire   +4 more sources

Phylogenetic composition and structure of tree communities shed light on historical processes influencing tropical rainforest diversity [PDF]

open access: yes, 2016
The Neotropics, Afrotropics and Madagascar have different histories which have influenced their respective patterns of diversity. Based on current knowledge of these histories, we developed the following predictions about the phylogenetic structure and ...
Ackerly   +62 more
core   +3 more sources

Complete plastome sequencing of both living species of Circaeasteraceae (Ranunculales) reveals unusual rearrangements and the loss of the ndh gene family

open access: yesBMC Genomics, 2017
Background Among the 13 families of early-diverging eudicots, only Circaeasteraceae (Ranunculales), which consists of the two monotypic genera Circaeaster and Kingdonia, lacks a published complete plastome sequence. In addition, the phylogenetic position
Yanxia Sun   +8 more
doaj   +1 more source

Terzyme: a tool for identification and analysis of the plant terpenome. [PDF]

open access: yes, 2018
BACKGROUND: Terpenoid hydrocarbons represent the largest and most ancient group of phytochemicals, such that the entire chemical library of a plant is often referred to as its 'terpenome'.

core   +3 more sources

Nuclear Phylogenomics of Angiosperms and Evolutionary Implications

open access: yesDiversity
Angiosperms are the largest group of land plants with ~375,000 species, which are classified into ~416 families and ~13,000 genera; they exhibit tremendous morphological and physiological diversities and are important members of diverse terrestrial and ...
Lin Zhang   +9 more
doaj   +1 more source

The chromosome-level wintersweet (Chimonanthus praecox) genome provides insights into floral scent biosynthesis and flowering in winter

open access: yesGenome Biology, 2020
Background Wintersweet (Chimonanthus praecox), an important ornamental plant, has evolved unique fragrant aroma and winter-flowering properties, which are critical for its successful sexual reproduction. However, the molecular mechanisms underlying these
Junzhong Shang   +12 more
doaj   +1 more source

The protein translocation systems in plants - composition and variability on the example of Solanum lycopersicum [PDF]

open access: yes, 2013
Background: Protein translocation across membranes is a central process in all cells. In the past decades the molecular composition of the translocation systems in the membranes of the endoplasmic reticulum, peroxisomes, mitochondria and chloroplasts ...
Blaumeiser, Andreas   +6 more
core   +1 more source

Silicon and Mechanisms of Plant Resistance to Insect Pests

open access: yesPlants, 2018
This paper reviews the most recent progress in exploring silicon-mediated resistance to herbivorous insects and the mechanisms involved. The aim is to determine whether any mechanism seems more common than the others as well as whether the mechanisms are
Fadi Alhousari, Maria Greger
doaj   +1 more source

Ecophysiological traits of grasses: resolving the effects of photosynthetic pathway and phylogeny [PDF]

open access: yes, 2009
C4 photosynthesis is an important example of convergent evolution in plants, having arisen in eudicots, monocots and diatoms. Comparisons between such diverse groups are confounded by phylogenetic and ecological differences, so that only broad ...
Brad S. Ripley   +6 more
core   +2 more sources

MdDSK2a‐Like‐MdMTA Module Functions in Apple Cold Response via Regulating ROS Detoxification and Cell Wall Deposition

open access: yesAdvanced Science, EarlyView.
Under cold stress, MdDSK2a‐like is degraded via the 26S proteasome pathway, thereby alleviating the degradation of MdMTA induced by the 26S proteasome and autophagy pathways mediated by MdDSK2a‐like. The accumulated MdMTA increases the m6A levels of cold‐responsive genes, thereby contributing to increased ROS detoxification, deposition of cell wall, as
Nan Hou   +18 more
wiley   +1 more source

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