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Variation in radical antioxidant capacity and the total amount of carotenoids in razor clams, Ensis marginatus (Pennant, 1777), from the Çanakkale Strait (Abidealtı), Turkey

Bayram Kizilkaya
Bayram Kizilkaya
, 
Sefa Acarli
Sefa Acarli
, 
Pervin Vural Ertuğrul
Pervin Vural Ertuğrul
, 
Selçuk Berber
Selçuk Berber
 y 
Pınar Çelik
Pınar Çelik
   | 21 mar 2021
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Article Category: Original research paper
Publicado en línea: 21 mar 2021
Páginas: 16 - 23
Recibido: 21 jun 2020
Aceptado: 01 sept 2020
DOI: https://doi.org/10.2478/oandhs-2021-0002
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© 2021 Bayram Kizilkaya et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Figure 1

Map showing the sampling area – Çanakkale Strait (Gelibolu-Abidealtı), Turkey
Map showing the sampling area – Çanakkale Strait (Gelibolu-Abidealtı), Turkey

Figure 2

Inhibition values of the DPPH (%) radical sweeping effect (A) and IC50 (mg g−1) (B) for the collected samples
Inhibition values of the DPPH (%) radical sweeping effect (A) and IC50 (mg g−1) (B) for the collected samples

Monthly variation in the total carotenoid and chlorophyll content in razor clams (μg g−1)

Car 1 Car 2 Car 3 Chl-a Chl-b Chl-a+b
May 7.29 ± 0.64 7.38 ± 0.64 3.82 ± 0.30 6.77 ± 0.53 4.98 ± 0.42 11.75
June 5.73 ± 0.16 5.80 ± 0.16 3.36 ± 0.22 4.27 ± 0.78 3.98 ± 0.49 8.25
July 14.49 ± 0.64 14.67 ± 0.64 5.91 ± 0.24 13.62 ± 0.75 11.82 ± 0.88 25.44
August 5.16 ± 0.11 5.22 ± 0.11 3.18 ± 0.11 3.31 ± 0.08 2.83 ± 0.38 6.14
September 7.74 ± 0.25 7.84 ± 0.26 3.51 ± 0.05 6.88 ± 0.52 5.23 ± 0.15 12.11
October 25.41 ± 0.78 25.73 ± 0.79 10.83 ± 0.27 25.86 ± 1.38 17.19 ± 1.13 43.05
November 22.78 ± 0.99 23.06 ± 1.00 9.24 ± 1.53 29.12 ± 1.63 12.58 ± 3.26 41.70
December 32.19 ± 1.54 32.59 ± 1.56 12.00 ± 0.90 39.41 ± 4.24 27.29 ± 3.42 66.71
January 12.78 ± 0.28 12.94 ± 0.29 5.53 ± 0.26 9.97 ± 0.01 8.87 ± 0.14 18.84
February 9.80 ± 0.20 9.92 ± 0.20 4.07 ± 0.39 8.12 ± 0.65 8.21 ± 1.54 16.33
March 9.76 ± 0.11 9.84 ± 0.18 3.60 ± 0.04 10.54 ± 0.12 10.85 ± 0.15 21.39
April 8.31 ± 0.04 8.47 ± 0.12 2.72 ± 0.34 9.10 ± 0.08 9.64 ± 0.18 18.74

Pearson's correlations for the relationship between carotenoid formula 1 (Car 1), carotenoid formula 2 (Car 2), carotenoid formula 3 (Car 3), chlorophyll a (Chl-a), chlorophyll b (Chl-b), total chlorophyll (Chl-a+b), IC50, inhibition (%) (Inh)

Car 1 Car 2 Car 3 Chl-a Chl-b Chl-a+b IC50 Inh
Car 1 1
Car 2 1.000**
Car 3 .953** .952** 1
Chl-a .982** .982** .899** 1
Chl-b .929** .930** .789** .949** 1
Chl-a+b .973** .973** .865** .993** .980** 1
IC50 −.142 −.141 −.004 −.124 −.294 −.194 1
Inh .374 .374 .309 .392 .414 .412 −.427 1
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