E-ISSN 2090-0503 | ISSN 1687-7497
 

Original Research 


EFFECT OF ZINC AND COPPER TOXICITY ON GROWTH AND SOME METABOLITES OF THE GREEN ALGA TETRASELMIS CHUII BUTCHER

Hala M. Taha Hanan A. Said* Wafaa M. Abdel-aziz Abd El-Fattah Khaleafa.

Abstract
The present work aimed to study the impact of different concentrations of the two heavy metal ions zinc and copper on growth parameters, pigmnt content (chlorophylls a & b), protein as well as the total antioxidant activity of the green microalga Tetraselmis chuii. The obtained results revealed that the algal cultures with different concentrations of either Zn or Cu were significantly altered growth, chlorophylls (a&b) content, protein and the antioxidant activities. The stress effect was found to depend mainly on type, concentration of the tested element and experimental duration. Low concentrations (5 and 10 mg/l) of both zinc and copper ameliorated growth and most of the measured parameters (chlorophyll a&b, protein contents and total antioxidants activity). On the contrary, higher concentrations of Zn and Cu (than 5 and 10 mg/l) and increase in the culture period induced an inhibition of the previously measured parameters except that of the total antioxidant capacity. However, the stress effect of Cu was found to be more significant and prominent than that of zinc.

Key words: Antioxidants capacity, Chlorophylls content, Growth parameters, Heavy metals stress, Tetraselmis chuii.


 
ARTICLE TOOLS
Abstract
PDF Fulltext
How to cite this articleHow to cite this article
Citation Tools
Related Records
 Articles by Hala M. Taha Hanan A. Said* Wafaa M. Abdel-aziz Abd El-Fattah Khaleafa
on Google
on Google Scholar

How to Cite this Article
Pubmed Style

Hala M. Taha Hanan A. Said Wafaa M. Abdel-aziz Abd El-Fattah Khaleafa. EFFECT OF ZINC AND COPPER TOXICITY ON GROWTH AND SOME METABOLITES OF THE GREEN ALGA TETRASELMIS CHUII BUTCHER . Egypt. J. Exp. Biol. (Bot.). 2012; 8(2): 183-192.


Web Style

Hala M. Taha Hanan A. Said Wafaa M. Abdel-aziz Abd El-Fattah Khaleafa. EFFECT OF ZINC AND COPPER TOXICITY ON GROWTH AND SOME METABOLITES OF THE GREEN ALGA TETRASELMIS CHUII BUTCHER . https://www.egyseb.net//?mno=186720 [Access: December 05, 2023].


AMA (American Medical Association) Style

Hala M. Taha Hanan A. Said Wafaa M. Abdel-aziz Abd El-Fattah Khaleafa. EFFECT OF ZINC AND COPPER TOXICITY ON GROWTH AND SOME METABOLITES OF THE GREEN ALGA TETRASELMIS CHUII BUTCHER . Egypt. J. Exp. Biol. (Bot.). 2012; 8(2): 183-192.



Vancouver/ICMJE Style

Hala M. Taha Hanan A. Said Wafaa M. Abdel-aziz Abd El-Fattah Khaleafa. EFFECT OF ZINC AND COPPER TOXICITY ON GROWTH AND SOME METABOLITES OF THE GREEN ALGA TETRASELMIS CHUII BUTCHER . Egypt. J. Exp. Biol. (Bot.). (2012), [cited December 05, 2023]; 8(2): 183-192.



Harvard Style

Hala M. Taha Hanan A. Said Wafaa M. Abdel-aziz Abd El-Fattah Khaleafa (2012) EFFECT OF ZINC AND COPPER TOXICITY ON GROWTH AND SOME METABOLITES OF THE GREEN ALGA TETRASELMIS CHUII BUTCHER . Egypt. J. Exp. Biol. (Bot.), 8 (2), 183-192.



Turabian Style

Hala M. Taha Hanan A. Said Wafaa M. Abdel-aziz Abd El-Fattah Khaleafa. 2012. EFFECT OF ZINC AND COPPER TOXICITY ON GROWTH AND SOME METABOLITES OF THE GREEN ALGA TETRASELMIS CHUII BUTCHER . THE EGYPTIAN JOURNAL OF EXPERIMENTAL BIOLOGY (Botany), 8 (2), 183-192.



Chicago Style

Hala M. Taha Hanan A. Said Wafaa M. Abdel-aziz Abd El-Fattah Khaleafa. "EFFECT OF ZINC AND COPPER TOXICITY ON GROWTH AND SOME METABOLITES OF THE GREEN ALGA TETRASELMIS CHUII BUTCHER ." THE EGYPTIAN JOURNAL OF EXPERIMENTAL BIOLOGY (Botany) 8 (2012), 183-192.



MLA (The Modern Language Association) Style

Hala M. Taha Hanan A. Said Wafaa M. Abdel-aziz Abd El-Fattah Khaleafa. "EFFECT OF ZINC AND COPPER TOXICITY ON GROWTH AND SOME METABOLITES OF THE GREEN ALGA TETRASELMIS CHUII BUTCHER ." THE EGYPTIAN JOURNAL OF EXPERIMENTAL BIOLOGY (Botany) 8.2 (2012), 183-192. Print.



APA (American Psychological Association) Style

Hala M. Taha Hanan A. Said Wafaa M. Abdel-aziz Abd El-Fattah Khaleafa (2012) EFFECT OF ZINC AND COPPER TOXICITY ON GROWTH AND SOME METABOLITES OF THE GREEN ALGA TETRASELMIS CHUII BUTCHER . THE EGYPTIAN JOURNAL OF EXPERIMENTAL BIOLOGY (Botany), 8 (2), 183-192.