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Heterocyst in Biological Dictionary

Heterocyst

Heterocysts are specialized nitrogen-fixing cells formed by some filamentous cyanobacteria, such as Nostoc punctiforme, Cylindrospermum stagnale and Anabaena sperica, during nitrogen starvation. They fix nitrogen from dinitrogen (N2) in the air using the enzyme nitrogenase, in order to provid...
Heterocyst in other areas

Heterocyst - Wikipedia, the free encyclopedia

Heterocysts are specialized nitrogen-fixing cells formed by some filamentous cyanobacteria, such as Nostoc punctiforme, Cylindrospermum stagnale and Anabaena sperica, during nitrogen starvation. They fix nitrogen from dinitrogen (N2) in the air using the enzyme nitrogenase, in order to provide the cells in the filament with nitrogen for biosynthesis....

heterocyst - Definition from the Merriam-Webster Online Dictionary

Aspects of the topic heterocyst are discussed in the following places at Britannica. Assorted References function in nitrogen fixation ( in blue-green algae (organism) ) ...the gaseous nitrogen of the air into compounds that can be used by living cells. Particularly efficient nitrogen fixers are found among the filamentous species that have specialized cells...

CyanoNews Vol.14, Number 1: ISPP - Control over Heterocyst Differentiation

Control over Heterocyst Differentiation. by Jeff Elhai (U. Richmond) ... µM blocks heterocyst differentiation while having no effect on macromolecular synthesis. ...

PII Is Important in Regulation of Nitrogen Metabolism but Not Required ...

Heterocyst formation in mutants of Anabaena 7120. A, heterocyst differentiation was normal in MP2 under a nitrogen deprivation condition. ...

A Two-component System Mediates Developmental Regulation of ...

Heterocyst differentiation involves extensive biochemical and structural changes ... Gene devH Is Required for Synthesis of the Heterocyst Glycolipid Layer ...

Mechanism of intercellular molecular exchange in heterocyst-forming ...

The green fluorescent cell is a heterocyst. ... ( B) Fluorescence recovery of the heterocyst, fit to the predicted recovery curve ...
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