Antioxidant radical scavenging capacity and total carotenoid content of narrow-clawed crayfish (Pontastacus leptodactylus, Eschscholtz, 1823) in Atikhisar Reservoir (Çanakkale, Türkiye)

Acarlı, Sefa; Kızılkaya, Bayram; Vural, Pervin; Berber, Selçuk; Kale, Semih; Acarlı, Deniz

doi:10.26881/oahs-2023.4.08

Figures & Tables

Study area, Atikhisar Reservoir (Çanakkale, Türkiye)

Pearson correlation between radical DPPH calculated by different equations for the carotenoid content in the shells of female and male crayfish

♀	Car₁	Car₂	Car₃	♂	Car₁	Car₂	Car₃
Car₁	1			Car₁	1
Car₂	1.000**	1		Car₂	1.000**	1
Car₃	0.976**	0.976**	1	Car₃	0.984**	0.984**	1

IC50 values (mg g-1) for the DPPH scavenging effect in the meat of female and male crayfish

Month	IC₅₀ (mg g^-1)
Month	Female	Male
July	388.77	41.94
August	291.18	62.49
September	264.05	58.19
October	334.00	157.33
November	259.21	257.71
December	231.95	134.89
January	222.46	75.77
February	236.40	56.45
March	160.67	155.53
April	232.14	63.16
May	122.65	113.31
June	134.51	85.77
Mean	239.83	105.21
SD	74.26	59.78

Pearson correlation between IC50 and radical DPPH calculated by different equations for the carotenoid content in the meat of female and male crayfish

♀	IC₅₀	Car₁	Car₂	Car₃	♂	IC₅₀	Car₁	Car₂	Car₃
IC₅₀	1				IC₅₀	1
Car₁	-0.206	1			Car₁	0.018	1
Car₂	-0.206	1.000**	1		Car₂	0.018	1.000**	1
Car₃	-0.148	0.959**	0.959**	1	Car₃	0.005	0.971**	0.971**	1

Monthly variation of carotenoid content in the meat and shells of female and male crayfish

Month	Car₁ (μg g^-1)		Car₂ (μg g^-1)		Car₃ (μg g^-1)
Month	Female	Male	Female	Male	Female	Male
Meat
July	6.76 ± 0.06	5.32 ± 0.40	6.84 ± 0.06	5.39 ± 0.40	7.29 ± 0.27	4.91 ± 0.53
August	20.68 ± 0.85	22.78 ± 2.91	20.94 ± 0.86	23.06 ± 2.95	15.08 ± 1.55	21.51 ± 1.25
September	20.62 ± 1.39	21.98 ± 1.78	20.88 ± 1.40	22.25 ± 1.80	25.13 ± 1.38	24.45 ± 1.56
October	14.42 ± 0.48	11.28 ± 0.85	14.60 ± 0.49	11.42 ± 0.86	17.44 ± 0.76	11.32 ± 0.08
November	21.26 ± 1.73	15.42 ± 1.22	21.53 ± 1.75	15.61 ± 1.23	26.76 ± 2.39	16.55 ± 1.18
December	3.38 ± 0.03	4.84 ± 0.40	3.42 ± 0.03	4.90 ± 0.40	3.73 ± 0.10	3.22 ± 0.20
January	10.04 ± 1.87	12.54 ± 1.22	10.17 ± 1.89	12.70 ± 1.23	10.01 ± 0.15	11.27 ± 1.62
February	11.28 ± 0.06	9.98 ± 0.20	11.42 ± 0.06	10.10 ± 0.20	14.45 ± 2.59	8.64 ± 1.76
March	13.20 ± 2.09	12.60 ± 2.04	13.36 ± 2.12	12.76 ± 2.06	13.71 ± 0.14	11.61 ± 0.48
April	15.82 ± 1.10	13.50 ± 2.23	16.02 ± 1.12	13.67 ± 2.26	17.36 ± 0.34	14.26 ± 2.98
May	18.10 ± 3.82	11.62 ± 2.12	18.33 ± 3.87	11.77 ± 2.15	17.45 ± 0.23	9.71 ± 1.00
June	16.64 ± 1.13	11.46 ± 2.01	16.85 ± 1.15	11.60 ± 2.03	16.60 ± 1.12	7.53 ± 1.26
Mean	14.35	12.78	14.53	12.94	15.42	12.08
SD	5.69	5.43	5.76	5.50	6.55	6.30
Min	3.38	4.84	3.42	4.90	3.73	3.22
Max	21.26	22.78	21.53	23.06	26.76	24.45
Shell
July	23.30 ± 2.69	25.52 ± 2.15	23.59 ± 2.72	25.84 ± 2.18	26.53 ± 3.07	30.60 ± 3.38
August	25.92 ± 3.45	31.44 ± 1.75	26.24 ± 3.49	31.83 ± 1.78	23.96 ± 1.91	37.40 ± 0.63
September	31.14 ± 3.59	25.76 ± 2.04	31.53 ± 3.64	26.08 ± 2.06	36.11 ± 5.35	29.83 ± 2.72
October	38.96 ± 1.81	17.94 ± 3.14	39.45 ± 1.83	18.16 ± 3.18	44.09 ± 2.17	18.15 ± 1.72
November	37.98 ± 1.27	17.58 ± 3.54	38.45 ± 1.29	17.80 ± 3.58	43.40 ± 1.09	18.00 ± 2.35
December	24.30 ± 0.25	24.52 ± 4.58	24.60 ± 0.26	24.83 ± 4.64	26.54 ± 1.51	26.63 ± 2.53
January	18.32 ± 1.30	21.28 ± 0.85	18.55 ± 1.32	21.55 ± 0.86	20.17 ± 1.38	21.32 ± 3.21
February	19.38 ± 1.90	18.80 ± 0.23	19.62 ± 1.92	19.03 ± 0.23	21.09 ± 1.73	20.69 ± 0.79
March	18.70 ± 0.65	23.86 ± 0.31	18.93 ± 0.66	24.16 ± 0.32	20.94 ± 0.67	26.95 ± 1.41
April	20.54 ± 1.33	27.72 ± 0.57	20.80 ± 1.35	28.07 ± 0.57	22.31 ± 0.71	32.61 ± 1.12
May	24.08 ± 0.57	22.78 ± 2.69	24.38 ± 0.57	23.06 ± 2.72	26.57 ± 0.36	22.93 ± 3.35
June	25.86 ± 3.37	25.98 ± 2.57	26.18 ± 3.41	26.30 ± 2.61	27.04 ± 6.57	29.72 ± 2.18
Mean	25.71	23.60	26.03	23.89	28.23	26.24
SD	6.98	4.16	7.07	4.22	8.40	6.10
Min	18.32	17.58	18.55	17.80	20.17	18.00
Max	38.96	31.44	39.45	31.83	44.09	37.40

Antioxidant radical scavenging capacity and total carotenoid content of narrow-clawed crayfish (Pontastacus leptodactylus, Eschscholtz, 1823) in Atikhisar Reservoir (Çanakkale, Türkiye)

Figures & Tables

Figure 1

Pearson correlation between radical DPPH calculated by different equations for the carotenoid content in the shells of female and male crayfish

IC50 values (mg g-1) for the DPPH scavenging effect in the meat of female and male crayfish

Pearson correlation between IC50 and radical DPPH calculated by different equations for the carotenoid content in the meat of female and male crayfish

Monthly variation of carotenoid content in the meat and shells of female and male crayfish

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