Results 51 to 60 of about 580 (147)

Odor Characteristics of Novel Non-Canonical Terpenes

open access: yesMolecules, 2022
Several non-canonical, methylated terpenes have been described as products of genetically modified Escherichia coli recently, and the aroma properties of 28 odor-active methylated derivatives of prenol, isoprenol, bornane, camphene, carene, citronellol ...
Svenja Sommer   +5 more
doaj   +1 more source

Cysteine‐Selective Modification of Peptides and Proteins via Desulfurative C−C Bond Formation

open access: yesChemistry – A European Journal, Volume 29, Issue 16, March 16, 2023., 2023
A cysteine‐selective, visible‐light‐mediated bioconjugation reaction that enables direct installation of a range of desired moieties into peptide and protein scaffolds via C(sp3)−C(sp3) bond formation is described. The method is rapid, operationally simple, tolerant to ambient atmosphere and can be utilized to incorporate general tools for chemical ...
Rhys C. Griffiths   +11 more
wiley   +1 more source

Biosynthesis of geranate via isopentenol utilization pathway in Escherichia coli

open access: yesBiotechnology and Bioengineering, Volume 120, Issue 1, Page 230-238, January 2023., 2023
Abstract Isoprenoids are a large family of natural products with diverse structures, which allow them to play diverse and important roles in the physiology of plants and animals. They also have important commercial uses as pharmaceuticals, flavoring agents, fragrances, and nutritional supplements.
Qiuchi Pan   +6 more
wiley   +1 more source

Visualization of a Limonene Synthesis Metabolon Inside Living Bacteria by Hyperspectral SRS Microscopy

open access: yesAdvanced Science, Volume 9, Issue 32, November 14, 2022., 2022
Monitoring biosynthesis activity at the single‐cell level is key to metabolic engineering but is still difficult to achieve in a label‐free manner. Here, the chemical composition and synthetic function of the limonene‐rich aggregates inside single engineered Escherichia coli is directly visualized using hyperspectral stimulated Raman scattering.
Jing Zhang   +8 more
wiley   +1 more source

High Versatility of IPP and DMAPP Methyltransferases Enables Synthesis of C6, C7 and C8 Terpenoid Building Blocks

open access: yesChemBioChem, Volume 23, Issue 14, July 19, 2022., 2022
Nearly all known terpenes are built from the two C5 precursors DMAPP and IPP. This work characterizes several bacterial DMAPP and IPP methyltransferases that convert these building blocks in C6, C7 and C8 prenyl pyrophosphates with selectivity on deprotonation sites and stereoselectivity.
Laura Drummond   +6 more
wiley   +1 more source

Synthesis of (−)‐menthol: Industrial synthesis routes and recent development

open access: yesFlavour and Fragrance Journal, Volume 37, Issue 4, Page 195-209, July 2022., 2022
A review on the synthesis of (−)‐menthol from various raw materials, including the main industrial processes of the companies Symrise, Takasago and BASF and recent literature on this topic. Abstract (−)‐Menthol is one of the most popular aroma compounds worldwide.
Dominik Dylong   +3 more
wiley   +1 more source

Density of Solutions of Formaldehyde in Water and Alcohols [PDF]

open access: yes, 2022
Formaldehyde is an important chemical that is mostly handled in aqueous solutions, which generally also contain methanol; furthermore, also solutions of formaldehyde in other alcohols are used.
Alexander Keller   +2 more
core   +2 more sources

Activity of bacteria isolated from bats against Pseudogymnoascus destructans in China

open access: yesMicrobial Biotechnology, 2022
Summary White‐nose syndrome, a disease that is caused by the psychrophilic fungus Pseudogymnoascus destructans, has threatened several North America bat species with extinction.
Zhongle Li   +10 more
doaj   +1 more source

Synthesis, antibiotic structure–activity relationships, and cellulose dissolution studies of new room-temperature ionic liquids derived from lignin

open access: yesBiotechnology for Biofuels, 2021
Background Ionic liquids (ILs) are promising pretreatment solvents for lignocellulosic biomass, but are largely prepared from petroleum precursors. Benzaldehydes from depolymerized lignin, such as vanillin, syringaldehyde, and 4-methoxy benzaldehyde ...
Shihong Liu   +4 more
doaj   +1 more source

DataSheet1_Enhancing isoprenol production by systematically tuning metabolic pathways using CRISPR interference in E. coli.docx

open access: yes, 2023
Regulation of metabolic gene expression is crucial for maximizing bioproduction titers. Recent engineering tools including CRISPR/Cas9, CRISPR interference (CRISPRi), and CRISPR activation (CRISPRa) have enabled effective knock-out, knock-down, and ...
Jinho Kim (184673)   +1 more
core   +1 more source

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