Effects of Bicarbonate Limitation and Salinity Stress on Growth and Photosynthesis in the Green Alga Picochlorum Oklahomensis

2011 ◽  
Vol 13 (1) ◽  
Author(s):  
JN Annan ◽  
WJ Henley
2020 ◽  
Vol 50 ◽  
pp. 101976 ◽  
Author(s):  
Yaping Kou ◽  
Meijing Liu ◽  
Peipei Sun ◽  
Zhaoqi Dong ◽  
Jin Liu

1991 ◽  
Vol 139 (1) ◽  
pp. 57-62 ◽  
Author(s):  
Andreas Jacob ◽  
Gunter O. Kirst ◽  
Christian Wiencke ◽  
Heiner Lehmann

Author(s):  
L. P. Hardie ◽  
D. L. Balkwill ◽  
S. E. Stevens

Agmenellum quadruplicatum is a unicellular, non-nitrogen-fixing, marine cyanobacterium (blue-green alga). The ultrastructure of this organism, when grown in the laboratory with all necessary nutrients, has been characterized thoroughly. In contrast, little is known of its ultrastructure in the specific nutrient-limiting conditions typical of its natural habitat. Iron is one of the nutrients likely to limit this organism in such natural environments. It is also of great importance metabolically, being required for both photosynthesis and assimilation of nitrate. The purpose of this study was to assess the effects (if any) of iron limitation on the ultrastructure of A. quadruplicatum. It was part of a broader endeavor to elucidate the ultrastructure of cyanobacteria in natural systemsActively growing cells were placed in a growth medium containing 1% of its usual iron. The cultures were then sampled periodically for 10 days and prepared for thin sectioning TEM to assess the effects of iron limitation.


2006 ◽  
Vol 8 (3) ◽  
pp. 286-293
Author(s):  
Uma Maheshwari Rajendran ◽  
Elango Kathirvel ◽  
Anand Narayanaswamy

2018 ◽  
Vol 51 (1) ◽  
Author(s):  
Mehdi Taghizadegan ◽  
Mahmoud Toorchi ◽  
Mohammad Moghadam Vahed ◽  
Samar Khayamim

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