Results 21 to 30 of about 18,229 (68)

Using archaeol to investigate the location of methanogens in the ruminant digestive tract [PDF]

open access: yes, 2014
The quantification of archaeol, a methanogen membrane lipid, may provide an alternative method to estimate methanogen abundance. The focus of this study was to determine thelocation of methanogens in the ruminant digestive tract using this biomarker ...
McCartney, Christine A   +2 more
core   +1 more source

Archaeol to tetraether ratio of M. Thermoautotrophicus

open access: yes, 2018
Archaeol to tetraether ratio of M ...
Könneke, Martin   +13 more
core   +1 more source

Archaeol: An Indicator of Methanogenesis in Water-Saturated Soils [PDF]

open access: yes, 2020
Oxic soils typically are a sink for methane due to the presence of high-affinity methanotrophic Bacteria capable of oxidising methane. However, soils experiencing water saturation are able to host significant methanogenic archaeal communities ...
Edward R C Hornibrook   +4 more
core  

Archaeol - a biomarker for foregut fermentation in modern and ancient herbivorous mammals?

open access: yes, 2010
A pilot study was conducted to investigate the hydroxylated lipid content of faeces from a range of herbivorous animals with either foregut or hindgut fermenting digestive systems.
Gill, F. L.   +32 more
core   +1 more source

CHARACTERIZATION OF IMMOBILIZED LIPASE IN ALUMINOSILICATE FOR LACTOSYL PALMITATE SYNTHESIS [PDF]

open access: yes, 2010
Whey lactose can be esterified enzymatically by using immobilized lipase. The lipase can be isolated from Rhizopus oryzae, purified and immobilized in mesoporous aluminosilica. The use of immobilized lipase has advantages, there are longer shelf life and
Diah Mardiana   +3 more
core   +1 more source

Assessment of archaeol as a molecular proxy for methane production in cattle

open access: yes, 2013
The objective of this study was to assess archaeol, a membrane lipid present in methanogenic Archaea, in cattle feces as a molecular proxy for methanogenesis in the rumen.
McCartney, C. A.   +4 more
core   +1 more source

Sulfated-Alumina-Catalyzed Triacetin Synthesis: An Optimization Study of Glycerol Esterification

open access: yes, 2022
The catalytic activity of sulfated γ-Al2O3 was evaluated for glycerol esterification using response surface methodology (RSM) with a central composite design (CCD), having as response variable triacetin (TAG) yield.
Wagner Luis da Silva Faria (12251573)   +7 more
core   +1 more source

In vitro evaluation of archaeosome vehicles for transdermal vaccine delivery

open access: yes, 2017
Archaeosomes composed of archaeal total polar lipids (TPL) or semi-synthetic analog vesicles have been used as vaccine adjuvants and delivery systems in animal models for many years.
Mccluskie, Michael J.   +21 more
core   +1 more source

Halobacterial flagellins are sulfated glycoproteins [PDF]

open access: yes, 1985
The cell-surface glycoprotein of Halobacteria contains oligosaccharides of the type Glc4----1GlcA4----1GlcA4----1GlcA (where GlcA indicates glucuronic acid) with a sulfate group attached to each of the GlcA residues.
Sumper, Manfred, Wieland, F., Pauli, G.
core   +1 more source

Sulfated flavanones and dihydroflavonols from willow [PDF]

open access: yes, 2019
Phytochemical profiling of a hybrid species of willow, Salix × alberti L. (S. integra Thunb. × Salix suchowensis W.C. Cheng ex G.Zhu) revealed four sulfated flavonoids, which were then isolated from young stem tissue. The structures of dihydroflavonols (
Noleto-Dias, C.   +7 more
core   +1 more source

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