Zobrazeno 1 - 10
of 50
pro vyhledávání: '"Roberto Salema"'
Autor:
Roberto Salema
Publikováno v:
Revista de Ciência Elementar. 7
Autor:
SÍLVIA COIMBRA1, ROBERTO SALEMA1
Publikováno v:
Annals of Botany. Vol. 84 Issue 6, p781-789. 9p.
Publikováno v:
Biologia plantarum. 51:728-734
Cell lines able to grow on media containing 50, 100, 150 or 200 mM NaCl were established from potato callus cultures by direct recurrent selection or gradual selection. In callus subjected to direct selection only small clusters of cells survived on
Autor:
Cristina C. Barrias, Rui Loja Fernandes, David J. Mooney, Marta B. Evangelista, Hyunjoon Kong, Pedro L. Granja, Susan X. Hsiong, Paula Sampaio, Mário A. Barbosa, Roberto Salema
Publikováno v:
Biomaterials. 28:3644-3655
There is a need for new therapeutic strategies to treat bone defects caused by trauma, disease or tissue loss. Injectable systems for cell transplantation have the advantage of allowing the use of minimally invasive surgical procedures, and thus for
Autor:
Rui FernandesR. Fernandes, Paulo Monjardino, Roberto Salema, Fabíola Sabino Gil, Jorge MachadoJ. Machado
Publikováno v:
Canadian Journal of Botany. 85:216-223
Maize coenocytic and cellularizing endosperm development were characterized at optical and transmission electron microscopy levels. Samples were collected daily in 3 consecutive years under different temperature regimes; therefore, the developmental
Publikováno v:
Journal of Experimental Botany. 56:663-671
Potato (Solanum tuberosum L. cv. Desiree) glutamine synthetase (GS) (EC 6.3.1.2) gene expression and polypeptide accumulation patterns were analysed in several organs and at several developmental stages. Three GS genes have been identified, one gene
Publikováno v:
The Journal of Horticultural Science and Biotechnology. 80:135-138
SummaryTwin-scale explants of Iris hollandica cv. ‘Bronze Queen’ produced callus when cultured on a modified Murashige and Skoog medium supplemented with 9.0, 18.1, 27.2 or 36.2 µM 2,4-dichlorophenoxyacetic acid (2,4-D). Induction of embryogenic
Publikováno v:
Annals of Applied Biology. 145:185-192
Summary The effect of long-term (30 days) NaCl treatments (100 mM and 200 mM) on the activity of some antioxidant enzymes, level of antioxidant metabolites, water relations and chloroplast ultrastructure, was studied in potato (Solanum tuberosum cv.
Publikováno v:
Plant Science. 167:925-935
As tolerance to UV-B radiation involves many mechanisms, changes in several parameters associated to plant protection against UV-B radiation were studied in leaves of potato plants, exposed to this radiation. UV-B exposure increased constitutive flav
Publikováno v:
The Journal of Horticultural Science and Biotechnology. 77:149-152
SummaryThe culture conditions for in vitro production of bulbs of Narcissus asturiensis were determined. The process was initiated using twin-scales as primary explants that were cultured on a modified MS medium supplemented with IBA (4.9 μM) 1 BA (