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Full-Text Articles in Genetic Structures

The Role Of Ceramides As Biomarkers And Therapeutic Targets For Cardiometabolic Disease And Its Intersection With Cellular Aging, Youssef Moustafa Shalaby Sep 2025

The Role Of Ceramides As Biomarkers And Therapeutic Targets For Cardiometabolic Disease And Its Intersection With Cellular Aging, Youssef Moustafa Shalaby

Thesis/ Dissertation Defenses

Ceramides (Cer), a subclass of sphingolipids with potent bioactive properties, have gained recognition as key players in the pathogenesis of cardiometabolic diseases (CMD). They modulate critical cellular functions such as apoptosis, inflammation, insulin signaling, and oxidative stress. This dissertation explores the dual role of Cer as both early diagnostic markers and therapeutic targets, bridging clinical insights with mechanistic understanding through a combination of human and experimental studies.

A highly sensitive liquid chromatography–tandem mass spectrometry (LC-MS/MS) method was developed and validated to quantify intracellular levels of specific Cer species, including CerC16:0, CerC18:0, CerC22:0, CerC24:0, and CerC24:1. This method was translated into …


Molecular And Biochemical Analysis Of Cytochrome P450 2c19 And 2d6, Reema Saleous Oct 2023

Molecular And Biochemical Analysis Of Cytochrome P450 2c19 And 2d6, Reema Saleous

Thesis/ Dissertation Defenses

Pharmacogenomics (PGx) is a relatively new field of study. It links genetics to pharmacology since it deals with the influence of the genetic makeup of the individual on their ability to respond to specific medications. Some of the most important genes in this field, dubbed very important pharmacogenes (VIPs), belong to the cytochrome P450 (CYP) superfamily of drug metabolizing enzymes. The two members of this family that are the main focus of this thesis are CYP2C19 and CYP2D6. They play major roles in the metabolism of numerous medications, and it is therefore imperative that variations within those genes in various …