Abstract: A method for determining whether a subject is at risk of developing an anemia and/or a metabolic condition related to the nutritional state and/or fluid balance of the blood is disclosed.

Abstract: A method for determining whether a subject is at risk of developing a mental disorder; wherein the method comprises determining in a biological sample obtained from the subject a quantitative value of at lease one bio-marker of the following in the biological sample: glycoprotein acetyls, albumin, a ratio of docosahexaenoic acid to total fatty acids, a ratio of linoleic acid to total fatty acids, a ratio of monounsaturated fatty acids and/or of oleic acid to total fatty acids, a ratio of omega-3 fatty acids to total fatty acids, a ratio of omega-6 fatty acids to total fatty acids, a ratio of saturated fatty acids to total fatty acids, fatty acid degree of unsaturation, docosahexaenoic acid, linoleic acid, monounsaturated fatty acids and/or oleic acid, omega-3 fatty acids, omega-6 fatty acids, saturated fatty acids, triglycerides in high-density lipoprotein (HDL), triglycerides in low-density lipoprotein (LDL), high-density lipoprotein (HDL) particle size, low-density lipoprotein (LDL) particle size, very-low-

Abstract: A method for determining whether a subject has a disease or condition or is at risk of developing a disease or condition is disclosed. A method for determining whether a subject is at risk of developing an infectious disease or a complication thereof is also disclosed.

Abstract: Cyclopentane and/or cyclopentene and, if desired, isopentane can be obtained by distillative separation from a pre-benzene fraction or a C5 fraction which has in each case being partially hydrogenated to remove acetylene compounds and diolefins, wherein