Results 151 to 160 of about 1,804 (199)

β-glucuronidase inhibitors isolated from the fruit of Forsythia suspensa (Thunb.) Vahl. [PDF]

open access: yesJ Nat Med
Nishikawa S   +8 more
europepmc   +1 more source

Supplementation with short-chain fatty acids and a prebiotic improves clinical outcome in Parkinson's disease: a randomized double-blind prospective study. [PDF]

open access: yesSci Rep
Hegelmaier T   +31 more
europepmc   +1 more source

Mass spectrometry of nuphar alkaloids

open access: yesRapid Communications in Mass Spectrometry, 1991
Abstract This paper summarizes the data obtained during the last 20 years on the mass spectrometric behaviour of C 15 and thio−C 30 nuphar alkaloids.
Olga Bortolini   +4 more
openaire   +3 more sources

Sur le Nuphar pumilum du Jura et le polymorphisme des Nuphar pumilum, et Nuphar luteum

open access: yesBulletin mensuel - Société botanique de Lyon, 1891
Viviand-Morel Joseph-Victor. Sur le Nuphar pumilum du Jura et le polymorphisme des Nuphar pumilum, et Nuphar luteum. In: Bulletin mensuel - Société botanique de Lyon, tome 9, bulletin 1, 1891. pp. 40-42.
Joseph-Victor Viviand-Morel
openaire   +3 more sources

Structural Studies on Nuphar Alkaloids

open access: yes, 1974
The mass spectra of several quinolizidine alkaloids of known structure, isolated from species of Nuphar luteum, have been studied. High resolution mass measurements have been used to characterise fragmentation patterns capable of differentiating between substituents in rings A and B of the quinolizidine system.
Martin, Ian Trevor
openaire   +3 more sources

Pollination by flies, bees, and beetles of Nuphar ozarkana and N. advena (Nymphaeaceae)† [PDF]

open access: yesAmerican Journal of Botany, 2000
Nuphar comprises 13 species of aquatic perennials distributed in the temperate Northern Hemisphere. The European species N. lutea and N. pumila in Norway, the Netherlands, and Germany are pollinated by bees and flies, including apparent Nuphar ...
Paula S Williamson
exaly   +2 more sources

A MONOGRAPH OF NUPHAR (NYMPHAEACEAE)

open access: yesRhodora, 2007
The genus Nuphar (Nymphaeaceae) is described to include 11 species native to fresh waters of the Northern Hemisphere. This assessment utilized morphometric analyses, cladistic analyses, evaluation of randomly amplified polymorphic DNA, and seed and ...
Donald J Padgett
exaly   +2 more sources

Methiodides of nuphar alkaloids

Journal of Molecular Structure, 1984
A new sesquiterpene alkaloid named nupharic acid (1) was isolated from the aerial part of Nuphar japonicum together with known alkaloids nupharidine (2) and deoxynupharidine (3). Alkaloid 1 is the first example of Nuphar alkaloids that lack the common furan moiety.
Jacek Cybulski, Krystyna Wojtasiewicz
  +4 more sources

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