Vitamin A is a group of vital micronutrients widely present in the human diet. Animal-based
products are a rich source of the retinyl ester form of the vitamin, while vegetables and fruits …

This review summarizes the current knowledge on essential vitamins B 1 , B 2 , B 3 , and B
5 . These B-complex vitamins must be taken from diet, with the exception of vitamin B 3 , that …

A polyphenol-rich diet has beneficial effects on cardiovascular health. However, dietary
polyphenols generally have low bioavailability and reach low plasma concentrations. Small …

Objectives Currently, no biomarker or scoring system could clearly identify patients at risk of
progression to a severe coronavirus disease (COVID)-19. Even in patients with known risk …

The process of platelet aggregation is often influenced by several factors including sex and
age. A literature review confirmed the existence of sex-related differences in platelet …

Elevated low-density lipoprotein (LDL) cholesterol levels lead to atherosclerosis and platelet
hyperaggregability, both of which are known culprits of arterial thrombosis. Normalization of …

Determination of the various forms of vitamin K, which are involved in coagulation and other
physiological processes in humans, is challenging and no standardized method is yet …

Objectives Concentrations of neopterin, kynurenine and kynurenine/tryptophan ratios
predict prognosis and the need for oxygen therapy in patients hospitalized for severe acute …

An imbalance in coagulation is associated with cardiovascular events. For prevention and
treatment, anticoagulants, currently mainly xabans and gatrans, are used. The purpose of the …

Background/Aim: Biomarkers that would identify patients unlikely to respond to immunotherapy
with immune checkpoint inhibitors (ICIs) remain an unmet medical need. Patients and …