Papaver somniferum L.(Family: Papaveraceae) is a species well known for its diverse
alkaloids (100 different benzylisoquinoline alkaloids (BIAs)). L-tyrosine serves as a …

Background Opium and its pyrolysates have been investigated as potential carcinogenic
material through several studies in different body systems; however, the results were …

Background Evidence is emerging for a role of opiates in various cancers. In this study, we
aimed to investigate the association between regular opium use and cancer incidence …

Background Opium use has been associated with an increased risk of cancers of the lung,
oesophagus, and pancreas, and it was recently classified by the International Agency for …

Background: The International Agency for Research on Cancer (IARC) recently classified
opium use as a Group 1 carcinogen. However, much remains to be studied on the relation …

Background: Head and Neck (H and N) cancers include malignant tumors of the nasal
cavity, pharynx, paranasal sinuses, oral cavity, larynx and salivary glands. Opium use might …

Abstract In September 2020, the International Agency for Research on Cancer (IARC)
announced that opium consumption causes cancer in humans--a conclusion drawn after …

Background In recent years, lung cancer (LC) incidence has increased in Iran. The use of
opium and its derivatives (O&D) has increased as well. This study aimed to investigate the …

Background Pancreatic cancer (PC) is ranked as the seventh leading cause of cancer
deaths worldwide. The current study was conducted to explore the correlation between the …

Background. Epidemiological studies have reported inconsistent associations between
opium use and cancer risk. We therefore conducted a systematic review and meta‐analysis …