Momchilova-Pankova A.B., Markovska T.T., Koumanov K.S. (1991) Phospholipid dependence of phospholipase C in rat liver plasma membranes - J. Lipid Mediators 3, 215-223.

Petkova D.H., Nikolova M.N., Koshlukova S.E., Koumanov K.S. (1991) Effect of age-dependent or liposome-induced alterations in the phospholipid composition on SM-synthesis in rat liver microsomal and plasma membranes - Int. J. Biochem. 23, 689-693.

Momchilova-Pankova A.B., Markovska T.T., Koshlukova S.E., Koumanov K.S. (1991) Phospholipid modifications influence acyl-CoA:1-acyl-glycero-3-phosphocholine O-acyltransferase in rat liver plasma membranes - Biochem. Cell Biol. 69, 643-648.

Markovska T.T., Petkova D.H., Momchilova-Pankova A.B., Koumanov K.S. (1990) Age-related changes in rat liver phospholipid transfer activity - Exp. Gerontol. 25, 55-60.

Yanev E., Momchilova-Pankova A., Markovska T., Koumanov K., Kenarov P., McGuigan F.J., Nicolov N. (1990) Influence of immobilization stress on the phospholipid composition of alveolar surfactant and lung in rats - Pav. J. Biol. Sci. 25, 25-28.

Markovska T.T., Neicheva T.N. Momchilova-Pankova A.B., Koumanov K.S., Infante R. (1990) Effect of probucol on the lipid composition of blood plasma, erythrocyte ghosts and liver membranes in mice - Int. J. Biochem. 22, 1009-1013.

Koumanov K.S., Momchilova-Pankova A.B., Wang S.R., Infante R. (1990) Membrane phospholipid composition, fluidity and phospholipase A2 activity in human hepatoma cell line HepG2 - Int. J. Biochem. 22, 1453-1455.

Yanev E., Momchilova A., Markovska T., Kenarov P., Suzuki A. Koumanov K., Nicolov N. (1990) Investigation on some biochemical and biophysical parameters of surfactant system from intact and isolated (totally denervated) lung from endotoxin respiratory distress rabbits - Acta Med. Kinki Univ. 15, 37-41.

Petkova D.H., Nikolova M.N., Momchilova-Pankova A.B., Koumanov K.S. (1990) Insulin effect on the phospholipid organization and some enzyme activities of rat liver membrane fractions - Comp. Biochem. Physiol. 95B, 685-689.

Momchilova-Pankova A.B., Markovska T.T., Koumanov K.S. (1990) Acyl-CoA:1-acyl-glycero-3-phosphoethanolamine O-acyltransferase and liver plasma membrane fluidity - Biochimie 72, 863-866.

Momchilova-Pankova A.B., Markovska T.T., Koumanov K.S. (1990) Reconstitution into model membranes of phospholipase A2 solubilized from rat liver plasma membranes - C.R. Acad. bulg. Sci. 43, 109-112.

Momchilova-Pankova A.B., Markovska T.T., Koumanov K.S. (1989) Effect of temperature on membrane-bound and solubilized liver plasma membranes phospholipase A2 - C.R. Acad. bulg. Sci. 42, 119-121.

Petkova D.H., Nikolova M.N., Hinkovska-Galcheva V.T., Koumanov K.S. (1989) Endogenous activity of neutral membrane-bound sphingomyelinase frome rat liver plasma membrane - C.R. Acad. bulg. Sci. 42, 121-124.

Hinkovska V., Petkova D., Koumanov K. (1989) Changes in the phospholipid composition and phospholipid asymmetry of ram spermatozoa plasma membranes during cryoconservation - Cryobiology 26, 70-75.

Koumanov K.S., Momchilova-Pankova A.B. (1989) Effect of lipid environment on membrane phospholipase A2 activity - In: Biomembranes and Nutrition, C.L. Leger, G. Bereziat eds., Colloque INSERM, Vol. 195, 229-238.

Petkova D.H., Momchilova-Pankova A.B., Markovska T.T., Koumanov K.S. (1988) Age-related changes in rat liver plasma membrane sphingomyelinase activity - Exp. Gerontol. 23, 19-24.

Hinkovska V., Peeva D., Momchilova-Pankova A., Petkova D., Koumanov K. (1988) Phospatidylcholine and phosphatidylethanolamine derivatives, membrane fluidity and changes in lipolytic activity in ram spermatozoa plasma membranes during cryoconservation - Int. J. Biochem. 20, 867-871.

Hinkovska V., Petkova D., Peeva D., Koumanov K. (1988) Some factors influencing the activity of neutral sphingomyelinase in ram spermatozoa plasma membranes - C.R. Acad. bulg. Sci. 41, 123-125