The objective of the present research was to determine the frequency of Lísteria monocytogenes in chicken meat and vegetable raw, obtained from various food market of Metropolitan Lima. Fifty samples of fresh chicken meat and 50 of fresh vegetables (asparagus, cabbage, celery, spinach and lettuce). The microbiologycal analysis was carried out according to methodology recormmended in the Bacteriological Analytical Manual of the FDA and NF ISO 11290-1. Listeria monocytogenes was isolates from chicken sample (2%) and from sample asparagus (2%).

The objective of the present research was to determine the frequency of Lísteria monocytogenes in chicken meat and vegetable raw, obtained from various food market of Metropolitan Lima. Fifty samples of fresh chicken meat and 50 of fresh vegetables (asparagus, cabbage, celery, spinach and lettuce). The microbiologycal analysis was carried out according to methodology recormmended in the Bacteriological Analytical Manual of the FDA and NF ISO 11290-1. Listeria monocytogenes was isolates from chicken sample (2%) and from sample asparagus (2%).

Each department of Peru is characterized by offering a variety of regional dishes, desserts and drinks. Among these products are artisan ice creams based on milk cream and water, which must maintain a sanitary quality to prevent any foodborne disease, being prepared under good manufacturing practices and marketed according to general principles of hygiene. The objective of this study was to assess the effectiveness of hygiene practices through the quantification of total coliforms (TC) and Staphylococcus aureus (Sa) in the hands of artisan ice cream vendors in Caraz (n=22), Carhuaz (n=20) and Yungay (n=15), main cities of Callejón de Huaylas (Ancash) and compare them with the local legislation. The sampling method and microbiological analysis were carried out in accordance with Ministerial Resolution N° 461-2007/MINSA, where the maximum permissible limits for TC and Sa in handlers are ...