Results 21 to 30 of about 4,794 (165)

Die Biosynthese cytotoxischer Lignane aus Linum nodiflorum L. (Linaceae): ß-Peltatin 6-O-Methyltransferase [PDF]

open access: yes, 2004
Lignane sind im Pflanzenreich weit verbreitete phenolische Sekundärstoffe, von denen Vertreter mit cytotoxischer, antimykotischer und antimikrobieller Wirkung bekannt sind.
Kranz, Kerstin   +1 more
core   +1 more source

Rapid functional but slow species diversity recovery of steppe vegetation on former arable fields in southern Ukraine

open access: yesApplied Vegetation Science, Volume 26, Issue 4, October/December 2023., 2023
In southern Ukraine, we sampled vegetation and soil in virgin grass steppe and old fields aged from 6 to ca. 97 years. The functional characteristics of steppe vegetation seem to recover much faster than its biodiversity and soil properties. However, based on our results, 100 years can be enough for such an ecosystem to self‐restore.
Iwona Dembicz   +9 more
wiley   +1 more source

Untersuchungen zur Rolle von Cytochrom P450-Enzymen in der Biosynthese von Aryltetralin-Lignanen in Zellkulturen von Linum spec. [PDF]

open access: yes, 2004
Lignane sind phenolische Verbindungen des pflanzliche Sekundärstoffwechsels, die sich von der Aminosäure Phenylalanin ableiten, über das Pflanzenreich weit verbreitet sind und die vielfältige pharmazeutisch-medizinische Bedeutungen haben können ...
Kuhlmann, Stephan   +1 more
core   +1 more source

H2O2, NO, and H2S networks during root development and signalling under physiological and challenging environments: Beneficial or toxic?

open access: yesPlant, Cell &Environment, Volume 46, Issue 3, Page 688-717, March 2023., 2023
Abstract Hydrogen peroxide (H2O2) is a reactive oxygen species (ROS) and a key modulator of the development and architecture of the root system under physiological and adverse environmental conditions. Nitric oxide (NO) and hydrogen sulphide (H2S) also exert myriad functions on plant development and signalling. Accumulating pieces of evidence show that
Soumya Mukherjee, Francisco J. Corpas
wiley   +1 more source

Plant remains from Middle Bronze Age round houses in north Cork [PDF]

open access: yes, 2014
.pdf file with report describing analysis of archaeobotanical material from Ballynamona 2 and Mitchelstown 1 in north Cork ...
Johnston, Penny
core   +1 more source

Twenty‐two years of vegetation succession on the constructed Danish island Peberholm

open access: yesNordic Journal of Botany, Volume 2022, Issue 12, December 2022., 2022
Peberholm is a constructed Danish island in the Øresund strait. It was primarily constructed by calcareous clay from the sea floor, and is traversed by a highway and a railway. Being constructed from material without a seed bank, Peberholm constituted a good opportunity to study primary succession in an anthropogenic context. In this study, data from a
Staffan Nilsson
wiley   +1 more source

Developing and Validating Species Distribution Models for Wetland Plants Across Europe. [PDF]

open access: yesEcol Evol
We fitted species distribution models (SDMs) for 265 wetland plant species in Europe. We validated predicted occurrences using independent data. The SDMs showed a high predictive performance, such that our SDMs can be used to predict broad‐scale distributions of wetland plants.
Sumbh O   +8 more
europepmc   +2 more sources

Influence of diesel fuel on seed germination [PDF]

open access: yes, 2002
The use of plant-based systems to remediate contaminated soils has become an area of intense scientific study in recent years and it is apparent that plants which grow well in contaminated soils need to be identified and screened for use in ...
Adam, G., Duncan, H.
core   +1 more source

Optimization of podophyllotoxin extraction method fromLinum albumcell cultures

open access: yesPharmaceutical Biology, 2010
Suspension cultures of Linum album Kotschy ex Boiss. (Linaceae) accumulate podophyllotoxin (an anticancer agent) and could therefore serve as an alternative source of this important aryltetralin lactone lignan.The present work compared four podophyllotoxin extraction methods and optimization of the best one by using single factor experiments.Linum ...
Morteza, Yousefzadi   +4 more
openaire   +2 more sources

Aportaciones al conocimiento florístico de la Sierra de Aracena (Huelva, España) [PDF]

open access: yes, 1985
A check list of the Sierra de Aracena (Huelva, Spain) is presented. A total of 900 vascular plants have been identificated.Se ha realizado un catálogo floristico de la Sierra de Aracena (Huelva, España), en el que se citan 900 táxones de plantas ...
Cabezudo, Baltasar, Rivera, J.
core   +4 more sources

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