Results 21 to 30 of about 51,101 (257)

Identification of transcription factors of nitrate reductase gene promoters and NRE2 cis-element through yeast one-hybrid screening in Nicotiana tabacum

open access: yesBMC Plant Biology, 2019
Background This study aimed to identify the transcription factors of nitrate reductase genes (NIA1 and NIA2) promoters and hypothetical cis-element of NRE2.
Huijuan Yang   +4 more
doaj   +1 more source

In vitro grown pollen tubes of Nicotiana alata actively synthesise a fucosylated xyloglucan. [PDF]

open access: yesPLoS ONE, 2013
Nicotiana alata pollen tubes are a widely used model for studies of polarized tip growth and cell wall synthesis in plants. To better understand these processes, RNA-Seq and de novo assembly methods were used to produce a transcriptome of N. alata pollen
Edwin R Lampugnani   +9 more
doaj   +1 more source

Phylotranscriptomics supports numerous polyploidization events and phylogenetic relationships in Nicotiana

open access: yesFrontiers in Plant Science, 2023
IntroductionNicotiana L. (Solanaceae) is of great scientific and economic importance, and polyploidization has been pivotal in shaping this genus. Despite many previous studies on the Nicotiana phylogenetic relationship and hybridization, evidence from ...
Shuaibin Wang   +5 more
doaj   +1 more source

Agrobacterium-derived DNA sequences in phylogenetic studies of plants

open access: yesВавиловский журнал генетики и селекции
One of the main methods for obtaining transgenic plants is Agrobacterium-mediated transformation. This process relies on the ability of certain soil bacteria, specifically from the genera Agrobacterium and Rhizobium, to transfer and integrate a fragment ...
T. V. Matveeva   +5 more
doaj   +1 more source

Dual Cytoplasmic and Chloroplastic Mechanisms Fine‐Tune Chloroplast Division through ARC3 Protein Stability

open access: yesAdvanced Science, EarlyView.
ARC3 levels are controlled by cytosolic and chloroplast proteolytic systems. PUB52 mediates ARC3 precursor ubiquitination and degradation in the cytosol, while CLPC1 promotes ARC3 degradation in chloroplasts, where ARC2 protects ARC3 from excessive breakdown. Disrupting these components causes chloroplast division defects, placing them upstream of ARC3.
Yang Yuan   +5 more
wiley   +1 more source

Reactions of Nicotiana species to inoculation with monopartite and bipartite begomoviruses

open access: yesVirology Journal, 2011
Background Some Nicotiana species are widely used as experimental hosts for plant viruses. Nicotiana species differ in ploidy levels, chromosome numbers and have diverse geographical origins.
Mansoor Shahid   +2 more
doaj   +1 more source

PlantGFM: A Genomic Foundation Model for Discovery and Creation of Plant Genes

open access: yesAdvanced Science, EarlyView.
A plant genomic foundation model pre‐trained on 12 species enables both accurate gene prediction and de novo gene design. Through AI‐human knowledge screening, seven designed sequences showed transcriptional activity in plants, with two expressing stable proteins—demonstrating the first DNA‐RNA‐protein expression of LLM‐generated genes in plants and ...
Changhao Li   +10 more
wiley   +1 more source

A Survey of Resistance to Tomato bushy stunt virus in the Genus Nicotiana Reveals That the Hypersensitive Response Is Triggered by One of Three Different Viral Proteins

open access: yesMolecular Plant-Microbe Interactions, 2013
In this study, we screened 22 Nicotiana spp. for resistance to the tombusviruses Tomato bushy stunt virus (TBSV), Cucumber necrosis virus, and Cymbidium ringspot virus.
Carlos A. Angel, James E. Schoelz
doaj   +1 more source

Histone Modification Complex JMJ704‐HDA709 Negatively Regulates Salinity Tolerance in Rice

open access: yesAdvanced Science, EarlyView.
This study reveals that the rice histone demethylase JMJ704 interacts with HDA709―a H3K9ac deacetylase characterized herein―to form a chromatin‐modifying complex. Under salt stress, OsWRKY72 recruits this complex through interaction with JMJ704 to target loci, repressing the expression of oxidative stress and salt‐responsive genes via removal of ...
Jing Wang   +9 more
wiley   +1 more source

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