Results 111 to 120 of about 116,724,214 (245)

Histone Modifications at the Intersection of Aging, Neuroinflammation and Metabolism in Alzheimer's Disease

open access: yesAging Cell, Volume 25, Issue 11, November 2026.
This review examines how histone modifications integrate aging, metabolic dysfunction and neuroinflammation to shape persistent, cell‐type‐specific chromatin states in Alzheimer's disease. By distinguishing causal regulation from association through perturbation, persistence and reversibility, it highlights metabolic–epigenetic feedback loops and ...
Junyi Liang   +7 more
wiley   +1 more source

A model for biodegradation of polymer fibers made of poly-3-hydroxybutyrate (P3HB) and poly-3-hydroxybutyrate-co-3-hydroxyvalerate (P3HB-co-3HV). Biodegradation model file (Comsol) for P3HB, in vivo.

open access: yes
Additional materials for the article "A model for biodegradation of polymer fibers made of poly-3-hydroxybutyrate (P3HB) and poly-3-hydroxybutyrate-co-3-hydroxyvalerate (P3HB-co-3HV)".
Фотин, Алексей
core   +1 more source

Production of poly(3-hydroxybutyrate) and poly(3-hydroxybutyrate-co-4-hydroxybutyrate) by Ralstonia eutropha from soybean oil

open access: yesNew Biotechnology, 2011
High-yield production of polyhydroxyalkanoates (PHAs) by Ralstonia eutropha KCTC 2662 was investigated using soybean oil and γ-butyrolactone as carbon sources. In flask culture, it was shown that R. eutropha KCTC 2662 accumulated PHAs during the growth phase.
Dae Hoo, Park, Beom Soo, Kim
openaire   +2 more sources

Novel Copolymer of [poly(3-hydroxybutyrate-co-4-hydroxybutyrate-co-lactate )] and Method for Preparing the Same

open access: yes, 2009
본 발명은 신규한 3-하이드록시부티레이트-4-하이드록시부티레이트-락테이트 삼중합체[poly(3-hydroxybutyrate-co-4-hydroxybutyrate-co-lactate)] 및 그 제조방법에 관한 것으로, 더욱 자세하게는 락테이트(lactate)를 락틸-CoA(lactyl-CoA)로 전환하고 3-하이드록시알카노에트(3-hydroxyalkanoate)를 3-하이드록시알카노일-CoA(3-hydroxyalkanoyl-CoA)로 전환하는 효소의 ...
김태완   +6 more
core   +1 more source

Construcion and Characteristics of Experimentall Prototypes of Ureteral Stents on the Basis of Resorbable Polyhydroxyalkanoates [PDF]

open access: yesЖурнал Сибирского федерального университета: Серия Биология, 2018
Resorbable polyhydroxyalkanoates (PHAs) have been studied for the first time as a biomaterial for production of ureteral stents. For manufacturing of stents, the solutions of polyesters in chloroform were poured into silicone tubes. In the static version
Anatoly N. Boyandin   +2 more
doaj  

On the Thermal and crystalline behaviour of poly(hydroxybutyrate-co-hydroxyvalerate)"

open access: yes, 1993
Poly(/3-hydroxybutyrate) (PHB) and its copolymers poly(/3-hydroxybutyrate-co-/~-hydroxyvalerate) (PHBV) are naturally occurring polyesters that have been isolated from Alcaligenes eutrophus [1, 2].
B Immirzi, A Pudia, M Avella
core   +1 more source

Synthesis, Characterisation and Detection of Gamma-Hydroxybutyrate Salts. [PDF]

open access: yes, 2012
Sodium, potassium, magnesium and calcium salts of gamma-hydroxybutyrate have been synthesised from gamma-butyrolactone and the corresponding group 1 or 2 hydroxide. Although the group 2 salts are non-hygroscopic, FT-IR spectroscopy and elemental analysis
Trevor J. Ferris   +3 more
core   +1 more source

Carbon-13 Nuclear Magnetic Relaxation Measurements of Poly( 4-hydroxybutyrate) and Poly(3-hydroxybutyrate-co-4-hydroxybutyrate) in the Bulk

open access: yes, 1995
: 13C NMR spectroscopy is used to study the local segmental dynamics in the bulk of biodegradable poly(4-hydroxybutyrate) and a random copolymer of 3-hydroxybutyrate and 4-hydroxybutyrate that contained 18% 4-hydroxybutyrate units.
A Spyros, I Marchessault, R €
core  

Biosynthesis of Poly(3-hydroxybutyrate-co-4-hydroxybutyrate) from Different 4-Hydroxybutyrate Precursors by New Wild-Type Strain Cupriavidus necator IBP/SFU-1 [PDF]

open access: gold, 2023
Natalia O. Zhila   +4 more
openalex   +1 more source

Estudo de estratégias de produção de poli(3-hidroxibutirato-co-3-hidroxivalerato) por ralstonia eutropha utilizando substratos de baixo custo e ácido propiônico / [PDF]

open access: yes, 2000
Dissertação (Mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico.O desenvolvimento de estratégias de produção de poli(3-hidroxibutirato-co-3-hidroxivalerato) a partir de substratos de baixo custo buscando melhorar a incorporação de ...
Marangoni, Cintia
core  

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