Results 121 to 130 of about 5,021 (275)

Studies on the biosynthesis of the morphine alkaloids [PDF]

open access: yes, 1971
Earlier work on the biosynthesis of morphine in the opium poppy, Papaver somniferum, is reviewed in chapter I. A variety of unnatural codeine precursors, closely related structurally to codeine and labelled with 3H at C-2, have been prepared and ...
Stewart R. Massey (7166252)
core  

Review of poppy (Papaver somniferum L.)

open access: yesJournal of Medicinal Plants, 2003
Poppy (Papaver somniferum L.) is a member of the papaveraceae family. It is indigenus of south east of Europe and Asia. It is cultivated in over the world and there is not any wild type of this specie. Until now more than 40 different alkaloids have been
D Yazdani, S Rezazadeh, S Shahnazi
doaj  

Plant cell technologies in space: Background, strategies and prospects [PDF]

open access: yes
An attempt is made to summarize work in plant cell technologies in space. The evolution of concepts and the general principles of plant tissue culture are discussed.
Kirkorian, A. D., Scheld, H. W.
core   +1 more source

Morphine and aporphine alkaloids [PDF]

open access: yes, 1929
VOLUME. 1: Published papers1. The morphine group. Part 1. || 2. The morphine group. Part 2. || 3. The constitution of codeineand thebaine. || 4. Synthetical experiments in the naphthyridine groups. || 5. Derivatives of homocatechol.
Gulland, John Masson
core   +1 more source

Synthetic and Biosynthetic Studies on Nitrogen Heterocycles [PDF]

open access: yes, 1976
The reaction of nitrosocarbonyl-compounds with a series of simple dienes to form Diels-Alder adducts has been investigated. The modification of such adducts in further synthesis has been studied and their limitations assessed.
MacKinnon, John W. M
core  

Connection of frost tolerance and alkaloid accumulation potential in poppy (Papaver somniferum L.)

open access: yesJournal of Applied Botany and Food Quality, 2012
In the Central-European region, a growing interest for winter poppy varieties both for industrial and culinary purposes can be observed. In connection with breeding, we studied if winter hardiness and alkaloid accumulation capacity are linked in some way.
C. Jászberényi, É. Németh
doaj  

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