scholarly journals Omega-6 and omega-3 polyunsaturated fatty acid levels are reduced in whole blood of Italian patients with a recent myocardial infarction: the AGE-IM study

2014 ◽  
Vol 232 (2) ◽  
pp. 334-338 ◽  
Author(s):  
Franca Marangoni ◽  
Giuseppina Novo ◽  
Giampiero Perna ◽  
Pasquale Perrone Filardi ◽  
Salvatore Pirelli ◽  
...  
2021 ◽  
Vol 24 (1) ◽  
pp. 122-130
Author(s):  
M Lamudin Noor ◽  
Andarini Diharmi ◽  
Rahman Karnila

Minyak ikan patin mengandung kadar asam lemak omega-9, tetapi rendah asam lemak omega 3 Minyak hati ikan hiu memiliki kandungan asam lemak omega 3 relatif tinggi. Penelitian ini bertujuan untuk menentukan karakteristik dan sifat kimia minyak ikan patin dan profil asam lemak kombinasi minyak ikan patin dengan hati kan hiu. Metode penelitian eksperimen dengan melakukan ekstraksi lemak perut ikan patin secara dry rendering dihasilkan minyak kasar dan dimurnikan. Minyak ikan patin murni dilakukan pencampuran dengan minyak hati ikan hiu. dengan perbandingan 1:1, 2:1 dan 2:1. Parameter analisis terdiri atas karakteristik kimia (bilangan asam lemak bebas (ALB),bilangan  asam, peroksida, iod,  p-anisidin, penyabunan, total oksida/totox), dan profil asam lemak. Hasil penelitian menunjukkan bahwa kombinasi  minyak patin dan hati ikan hiu dihasilkan karakteristik kimia terdiri atas asam lemak bebas sebesar 1,59-2,19%, bilangan asam 2,86-3,00 mg KOH/g, peroksida 15,50-18,32 meq/kg, iod 63,46-84,42 gI2/100g), p-anisidin 21,53-24,16, penyabunan 142,21-162,28 mg KOH/g dan TOTOX 53,33-69,43. Hasil analisis komposisi asam lemak jenuh (saturated fatty acid/SAFA) dihasilkan  asam palmitat tertinggi,  asam lemak tak jenuh tunggal  (mono unsaturated fatty acid/MUFA)  asam oleat,  dan asam lemak tak jenuh ganda (polyunsaturated fatty acid/PUFA)  asam linoleat. Hasil analisis karakteristik kimia kombinasi  minyak ikan patin dan hati ikan hiu sesuai dengan standar IFOMA. Kombinasi minyak hati ikan hiu dan ikan patin dengan perbandingan (2:1) dihasilkan kandungan omega 3 dan omega 6 sebesar 2,59 % dan 29,75%.


2020 ◽  
Vol 10 (1) ◽  
Author(s):  
Sara Huerta-Yepez ◽  
Ana Tirado-Rodriguez ◽  
Mayra R. Montecillo-Aguado ◽  
Jun Yang ◽  
Bruce D. Hammock ◽  
...  

1997 ◽  
Vol 89 (15) ◽  
pp. 1123-1131 ◽  
Author(s):  
D. Bagga ◽  
S. Capone ◽  
H.-J. Wang ◽  
D. Heber ◽  
M. Lill ◽  
...  

Marine Drugs ◽  
2021 ◽  
Vol 19 (12) ◽  
pp. 692
Author(s):  
Hiroki Muramatsu ◽  
Naoe Akimoto ◽  
Michio Hashimoto ◽  
Kenji Sugibayashi ◽  
Masanori Katakura

Arachidonic acid (ARA), an omega-6 (ω-6) polyunsaturated fatty acid (PUFA), is involved in the development and maintenance of renal functions, whereas docosahexaenoic acid (DHA) is an omega-3 (ω-3) PUFA that has anti-inflammatory effects and attenuates nephropathy. However, their effects on the progression of chronic kidney disease (CKD) remain unknown. The aim of this study was to assess the effects of feeding ARA, DHA, and ARA and DHA-containing diets on rats with 5/6 nephrectomized kidneys. Urine and feces were collected every 4 weeks, and the kidneys were collected at 16 weeks after surgery. Urinary albumin (U-ALB) excretion increased gradually with nephrectomy, but the U-ALB excretion was attenuated by feeding the rats with an ARA + DHA-containing diet. Reactive oxygen species (ROS) levels in the kidneys were lower in the ARA + DHA group than in the other groups. At 4 weeks after surgery, the lipid peroxide (LPO) levels in the plasma of the ARA + DHA groups decreased significantly after surgery compared to the control CKD group, but this did not happen at 16 weeks post-surgery. There was a significant negative correlation between LPO levels in the plasma at 4 weeks and creatinine clearance, and a positive correlation with urinary albumin levels. These results suggest that the combination of ARA and DHA inhibit the progress of early stage CKD.


Author(s):  
Gregory E. Peoples ◽  
Penelope Larsen ◽  
Heather M Bowes ◽  
Jarrin Coombes ◽  
Jace R Drain ◽  
...  

This study described the whole blood fatty acid profile and Omega-3 Index (O3I) of Australian Army recruits at the commencement and completion of basic military training (BMT). Eighty (80) males (17-34 y, 77.4±13.0 kg, 43.5±4.3 mL/kg/min) and 37 females (17-45 y, 64.3±8.8 kg, 39.3±2.7 mL/kg/min) volunteered to participate (N=117). Whole blood samples of each recruit were collected using a finger prick in weeks 1 and 11 (n=82) and analysed via gas chromatography for the relative proportions of each fatty acid (mean [95% CI]). The macronutrient characteristics of the diet offerings was also determined. At commencement there was a low omega-3 status (sum of omega-3; 4.95% [4.82-5.07]) and O3I (5.03% [4.90-5.16]) and no recruit recorded an O3I >8% (desirable). The omega-6/omega-3 (7.04 [6.85-7.23]) and arachidonic acid / eicosapentaenoic acid (AA/EPA) (18.70 [17.86-19.53]) ratios for the cohort were also undesirable. The BMT mess menu provided a maximum of 190 mg/day of eicosapentaenoic acid (EPA) and 260 mg/day of docosahexaenoic acid (DHA). The O3I of the recruits was lower by week 11 (4.62% [4.51-4.78], p<0.05), the omega-6/omega-3 increased (7.27 [7.07-7.47] p<0.05) and the AA/EPA remained elevated (17.85 [16.89-18.81]). In conclusion, Australian Army recruits’ omega-3 status remained undesirable during BMT and deserves nutritional attention. Novelty Bullets • Australian Army recruits’ Omega-3 Index, at the commencement of BMT, was reflective of the Western-style diet. • The BMT diet offered minimum opportunity for daily EPA and DHA consumption. • Every recruit experienced a further reduction of their Omega-3 Index during BMT.


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