Results 151 to 160 of about 211,136 (318)

Optimal disk packing of chloroplasts in plant cells [PDF]

open access: yesarXiv
Photosynthesis is vital for the survival of entire ecosystems on Earth. While light is fundamental to this process, excessive exposure can be detrimental to plant cells. Chloroplasts, the photosynthetic organelles, actively move in response to light and self-organize within the cell to tune light absorption.
arxiv  

Binary Particle Swarm Optimization versus Hybrid Genetic Algorithm for Inferring Well Supported Phylogenetic Trees [PDF]

open access: yesLecture Notes in Bioinformatics LNBI series, 9874, 165--179, 2016, 2016
The amount of completely sequenced chloroplast genomes increases rapidly every day, leading to the possibility to build large-scale phylogenetic trees of plant species. Considering a subset of close plant species defined according to their chloroplasts, the phylogenetic tree that can be inferred by their core genes is not necessarily well supported ...
arxiv  

Eco‐Friendly Synthesis of Selenium Nanoparticles via Sternbergia candida: Enhancing Antioxidant Defense and Mitigating Salt Stress in Pepper (Capsicum annuum L.) Plants

open access: yesChemistryOpen, EarlyView.
Sternbergia candida serves as a flexible reducing agent for the synthesis of SeNPs utilizing an economical and ecologically safe extract. Applications of selenium have demonstrated that plants cultivated in salinity preserve proper osmotic conditions and minimize cellular damage, as evidenced by photosynthetic pigments, proline, and MDA data.
Senem Kanber   +2 more
wiley   +1 more source

Protein Import Into Chloroplasts: An Ever-Evolving Story [PDF]

open access: yes, 2006
Chloroplasts are but one type of a diverse group of essential organelles that distinguish plant cells and house many critical biochemical pathways, including photosynthesis.
Smith, Matthew D.
core   +1 more source

Microbiota diversity and differences in the respiratory tract of children with pneumonia

open access: yesPediatric Investigation, EarlyView.
Differences in microbial communities in the upper and lower respiratory tract in patients with pneumonia were investigated in this study by sequencing the 16S rRNA genes in pharyngeal swabs and alveolar lavage fluid. Forty‐three subjects were enrolled in the study, and one upper and one lower respiratory tract sample were collected from each subject ...
Dandan Ge   +4 more
wiley   +1 more source

Photosynthetic activity of isolated chloroplast fragments of Spirogyra [PDF]

open access: green, 1957
J.B. Thomas   +3 more
openalex   +1 more source

UKCropDiversity‐HPC: A collaborative high‐performance computing resource approach for sustainable agriculture and biodiversity conservation

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Diverse gene pools are fundamental to crop improvement, biodiversity maintenance and environmental management. The UKCropDiversity‐HPC high‐performance computing resource enables seven UK institutes to perform plant and conservation research with increased efficiency, cost‐effectiveness and environmental sustainability.
Lawrence Percival‐Alwyn   +13 more
wiley   +1 more source

Genomics and morphometry of herbarium specimens elucidate the origin of the Cape Verde date palm (Phoenix atlantica A.Chev.) and highlight its agronomic potential

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
As climate change accelerates, breeding resilient crops is urgent. The date palm (Phoenix dactylifera L.), a crucial 18 billion USD fruit crop, underpins North African and West Asian oasis agroecosystems. This study investigates the genetics and morphology of its closest wild relative, the endemic and endangered Cape Verde date palm (Phoenix atlantica ...
Jerónimo Cid‐Vian   +14 more
wiley   +1 more source

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