Results 121 to 130 of about 23,928 (250)

Metabolic plasticity for isoprenoid biosynthesis in bacteria

open access: yes, 2013
Isoprenoids are a large family of compounds synthesized by all free-living organisms. In most bacteria, the common precursors of all isoprenoids are produced by the MEP (methylerythritol 4-phosphate) pathway. The MEP pathway is absent from archaea, fungi
Manuel Rodríguez-Concepción   +3 more
core   +1 more source

The Use of Statins in Parkinson's and Alzheimer's Disease: A 2021–2025 State‐of‐the‐Art Review of Clinical and Preclinical Evidence

open access: yesPharmacology Research &Perspectives, Volume 14, Issue 3, June 2026.
ABSTRACT Statins, widely prescribed for cardiovascular prevention, have emerged as potential disease‐modifying agents in neurodegenerative disorders due to their pleiotropic effects on cholesterol metabolism, neuroinflammation, oxidative stress, and protein aggregation.
Luigi Maria Chiatto   +7 more
wiley   +1 more source

Deglacial Permafrost Organic Carbon Delivery at the Northern Svalbard Continental Margin: Insights From Tetraether Lipids and Plant Biomarkers

open access: yesJournal of Geophysical Research: Biogeosciences, Volume 131, Issue 6, June 2026.
Abstract Degradation of Arctic permafrost due to global warming and sea level rise could trigger positive feedbacks, exacerbating climate change. However, uncertainties remain on how permafrost systems may respond because we lack a complete understanding of the permafrost‐climate feedback.
Mathia Sabino   +6 more
wiley   +1 more source

Non-mevalonate pathway providing the isoprenoid precursors IPP and DMAPP.

open access: yes, 2013
Non-mevalonate pathway providing the isoprenoid precursors IPP and DMAPP.
Julie A. Frearson (325206)   +5 more
core   +1 more source

From plant to fabric: Environmental opportunities associated with annatto dye for sustainable development in the textile industry

open access: yesColoration Technology, Volume 142, Issue 3, Page 333-353, June 2026.
Abstract Natural dyes are compounds that occur naturally in several organisms and are classified based on chemical structure and application method. The literature cites several natural dyes used in industrial transformation processes. Annatto dye is used in the food industry, and its biological pigment is extracted from the annatto seed. However, this
Marcel Jefferson Gonçalves   +5 more
wiley   +1 more source

Deciphering the properties and reaction mechanism of anhydromevalonate phosphate decarboxylase, a prenylated flavin mononucleotide‐dependent enzyme in the archaeal mevalonate pathway

open access: yesThe FEBS Journal, Volume 293, Issue 11, Page 3303-3319, June 2026.
Characterization of anhydromevalonate phosphate decarboxylase, the UbiD‐family decarboxylase involved in the archaeal mevalonate pathway, was conducted. The enzyme is responsible for the biosynthesis of isoprenoids, such as archaeal membrane lipids, respiratory quinones, and dolichols.
Rino Ishikawa   +9 more
wiley   +1 more source

Aliphatic and aromatic hydrocarbons in tropical recent sediments of Campos dos Goytacazes, RJ, Brazil

open access: yesJournal of the Brazilian Chemical Society, 2003
Sediment samples from the Imbé, the Urubu and the Ururaí rivers and from Lake de Cima were studied. These sites are located in the county of Campos dos Goytacazes, Rio de Janeiro, Brazil. Aliphatic and aromatic fractions were analyzed by GC-FID and GC-MS
Gomes Alexandre de O.   +1 more
doaj  

Phylogenetic history shapes the composition of floral scents in a specialized pollination mutualism

open access: yesNew Phytologist, Volume 250, Issue 5, Page 3428-3443, June 2026.
Summary Most studies of the chemical ecology of plant–pollinator interactions emphasize the role of pollinator‐mediated selection in shaping floral scent composition. Nevertheless, phylogeny may constrain the metabolic pathways underlying these profiles, thereby influencing the evolutionary trajectory of the emitted signals.
Li Cao   +8 more
wiley   +1 more source

Sorghum isoprenoid pathway responses to manganese concentration

open access: yes, 1991
The influence of manganese concentration (0.1−20 μM) on the incorporation of [14C] isopentenyl pyrophosphate (IPP) into gibberellin precursors by cell-free extracts from etiolated coleoptiles was investigated in sorghum [Sorghum bicolor (L.) Moench ...
R. E. Wilkinson
core   +1 more source

Chromosome‐Level Genome Assembly of the Allotetraploid Gynostemma pentaphyllum Provides Novel Insights Into the Biosynthesis of Ginsenoside and Gypenoside LVI

open access: yesPlant Biotechnology Journal, Volume 24, Issue 6, Page 4204-4220, June 2026.
ABSTRACT Gynostemma pentaphyllum, a herb used in tea and traditional Chinese medicine, shows geographic variation in its production of valuable dammarane‐type ginsenosides and gypenoside LVI between populations from Suining (SN) and Nanning (NN). To elucidate the mechanisms underlying this differential metabolite accumulation, a chromosome‐level genome
Peina Zhou   +12 more
wiley   +1 more source

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