scholarly journals Somatic embryogenesis in in vitro culture of Plantago asiatica L.

2014 ◽  
Vol 69 (4) ◽  
pp. 245-250 ◽  
Author(s):  
Joanna Makowczyńska ◽  
Emilia Andrzejewska-Golec

Early stages of direct somatic embryogenesis in <em>Plantago asiatica</em> were observed by light microscopy. In calli of <em>Plantago asiatica</em> two phenomena occurred simultaneously: somatic organogenesis and somatic embryogenesis.


Plant Science ◽  
1986 ◽  
Vol 45 (2) ◽  
pp. 101-104 ◽  
Author(s):  
G.A. Pederson




2012 ◽  
Vol 43 (6) ◽  
pp. 353-361 ◽  
Author(s):  
I. N. Tret’yakova ◽  
A. V. Barsukova


PROTOPLASMA ◽  
2015 ◽  
Vol 253 (2) ◽  
pp. 345-355 ◽  
Author(s):  
Maria Pilarska ◽  
Przemysław Malec ◽  
Jan Salaj ◽  
Filip Bartnicki ◽  
Robert Konieczny


HortScience ◽  
2006 ◽  
Vol 41 (5) ◽  
pp. 1325-1329 ◽  
Author(s):  
Martín Mata-Rosas ◽  
Ángel Jiménez-Rodríguez ◽  
Victor M. Chávez-Avila

Plants of Magnolia dealbata were regenerated from zygotic embryos through somatic embryogenesis and direct organogenesis. Medium and incubation conditions were determinating factors for the development of morphogenetic responses. Photoperiodic exposure was a limiting factor in the general development of the explants, and incubation in darkness allowed their development. The highest formation of shoots per responding explant were obtained on woody plant (WP) medium supplemented with 13.3 μM or 22.2 μM 6-benzylaminopurine (BA) in combination with 2.26 μM or in absence of 2,4-dichlorophenoxyacetic acid (2,4-D) from which 2.5 shoots per explant were induced. Subcultures on WP medium, supplemented with polyvinylpyrrolidone (PUP) 40,000 1 g·L–1) avoided necrosis of explants. Somatic embryos were formed in 85% of explants cultivated on WP medium with 2,4-D (2.3 μM or 4.5 μM); 20% induced indirect embryogenesis and 65% formed direct somatic embryogenesis. The plants were transferred to soil to acclimatize under greenhouse conditions, achieving 90% survival. Somatic embryo conversion to plantlets was obtained with subculture on WP basal medium without growth regulators. In vitro culture can play a key role in the propagation and conservation of this endangered species.



2014 ◽  
Vol 63 (3-4) ◽  
pp. 265-268 ◽  
Author(s):  
W. Burza ◽  
B. Woźniak ◽  
J. A. Tarkowska ◽  
S. Malepszy

The development of protoplast derived from somatic embryos and some of their characteristics were compared with embryos from suspension and in vivo in the same B line. Embryos formed in a protoplast culture differed from others that their younger stages contained vacuolated cells, and older ones had altered morphological and histological structure. Somatic embryogenesis is more regular from suspension then from protoplasts. No distinct differences were observed in the rate of embryo development in vivo and in vitro, and in vitro embryos show a larger variation in size at the same stage. Embryos in vitro with fluorescence are generally larger than zygotic ones at each stage. The use of fluorescence is suggested for the selection of heterokariocytes after protoplast fusion.





2007 ◽  
pp. 205-212
Author(s):  
J.-X. Fu ◽  
C.-M. Liu ◽  
G.-B. Hu ◽  
J.-N. Tan ◽  
G.-D. Zhang


2003 ◽  
Vol 46 (2) ◽  
pp. 161-166 ◽  
Author(s):  
M. Bobak ◽  
J. Samaj ◽  
E. Hlinkova ◽  
A. Hlavacka ◽  
M. Ovecka


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