High Density Lipoprotein Structural Changes and Drug Response in Lipidomic Profiles following the Long-Term Fenofibrate Therapy in the FIELD Substudy
2011

Effects of Fenofibrate Therapy on HDL Lipid Profiles

Sample size: 33 publication 10 minutes Evidence: moderate

Author Information

Author(s): Yetukuri Laxman, Huopaniemi Ilkka, Koivuniemi Artturi, Maranghi Marianna, Hiukka Anne, Nygren Heli, Kaski Samuel, Taskinen Marja-Riitta, Vattulainen Ilpo, Jauhiainen Matti, Orešič Matej

Primary Institution: Technical Research Centre of Finland, Espoo, Finland

Hypothesis

Lipidomic study of HDL particles derived from FIELD substudy patients will help elucidate the effects of fenofibrate therapy in patients matched for homocysteine levels.

Conclusion

Fenofibrate therapy leads to complex compositional changes of HDL particles, with different drug responses in patients with elevated homocysteine compared to those with normal or low levels.

Supporting Evidence

  • Fenofibrate treatment significantly reduced triglycerides and increased apoA-II levels.
  • Patients with high homocysteine levels showed a more pronounced increase in homocysteine due to fenofibrate treatment.
  • Lipidomic analysis revealed specific lipid species characteristic of high and low homocysteine response following drug treatment.

Takeaway

This study looked at how a medicine called fenofibrate changes the fats in the blood of people with diabetes, especially focusing on a substance called homocysteine that can affect heart health.

Methodology

The study involved a lipidomic analysis of HDL fractions in three groups of subjects: high homocysteine, low homocysteine, and placebo, using multivariate multi-way modeling.

Limitations

The simulation model may not represent the real structure of HDL due to the heterogeneous physiological lipid and apolipoprotein compositions.

Participant Demographics

Patients aged 50-75 years with type 2 diabetes, including both genders.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0023589

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