1. THEORETICAL AND BIOTECHNOLOGICAL APPROACHES IN THE INSTITUTE OF BIOLOGY BUCHAREST BETWEEN 1975 AND 2015, BASED ON PLANT CELL AND TISSUE CULTURE TECHNOLOGY. Authors: GINA COGĂLNICEANU, AURELIA BREZEANU.2. THE USE OF PLANT IN VITRO SYSTEMS FOR THE SYNTHESIS OF NOBLE METAL NANOPARTICLES. Authors: MAGDALENA LUNGU, GABRIELA HRISTEA, ALEXANDRU BRINZAN, MONICA MITOI, GINA COGĂLNICEANU.3. THEORETICAL AND BIOTECHNOLOGICAL APPROACHES IN THE INSTITUTE OF BIOLOGY BUCHAREST BETWEEN 1975 - 2015 BASED ON PLANT CELL AND TISSUE CULTURE TECHNOLOGY. Authors: GINA COGĂLNICEANU, AURELIA BREZEANU.4. THE ETIOLOGY OF PINK PIGMENTATION ON MURAL PAINTINGS. CASE STUDY: HUMOR MONASTERY, ROMANIA. Authors: ROXANA COJOC, MĂDĂLIN ENACHE, SIMONA NEAGU, GINA COGĂLNICEANU, MONICA MITOI, IOANA GOMOIU.