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Abstract Mycotoxins are natural contaminants produced by different fungal species. Their occurrence in food and feed poses a threat of human and animals. This threat is caused either by a direct contamination of food or by a carry-over of mycotoxins and their metabolites into milk after consuming of contaminated feed. To protect consumer health and to reduce economic losses, surveillance and control of mycotoxin in food and feed has become a major objective for producers, regulatory authorities and researches worldwide. This study was conducted to determine the occurrence of moulds in a total of 90 samples of milk powder; milk based infant formula and Ras cheese (30 each) which were collected randomly from markets and pharmacies from Mansoura City, Egypt. Out of these 53 (58.90%) were confirmed positive for present of moulds. The overall incidence rate in milk powder, milk based infant formula and ras cheese were 66.67, 50.00 and 60.00%, respectively with a mean mould count 4.94 × 103 ± 2.71 × 102, 1.80 × 103 ± 1.68 × 102 and 6.65 × 103 ± 2.29 × 103, respectively. “OTA” was measured in the examined samples by using immunoaffinity column method and reading by VICAM Fluorometer. “OTA” contaminated the examined samples in a range of 0.49 to 9.5 ppb. The highest “OTA” incidence was detected in. |