ptomaine

• اسم يشير تاريخياً إلى مركبات أمينية مثل البوتريسين والكادافيرين تنشأ عن فعل البكتيريا المفسخة في الأغذية المتعفنة، كما استُخدم للدلالة على التسمم الغذائي الناتج عنها. وقد أصبح هذا الاستعمال مهجوراً في السياق العلمي الحديث.

A noun that historically referred to any of various amines (such as putrescine or cadaverine) formed by the action of putrefactive bacteria, and was also used as a term for food poisoning. This usage is now obsolete in scientific contexts.

1. Biogenic amine from putrefactionC2formalscientific

   Any of various amines, such as putrescine or cadaverine, formed by the action of putrefactive bacteria on proteins.

   بْتُومَايِين

   • The presence of ptomaines in the decaying meat was detected by chemical analysis.
   • Putrescine and cadaverine are well-known examples of ptomaines.
   • The lab report indicated high levels of ptomaines in the spoiled sample.

   المرادفاتptomain

2. Historical term for food poisoningC2formalmedical

   An outdated term for food poisoning, which was once incorrectly attributed to the ingestion of ptomaines.

   مصطلح قديم للتسمم الغذائي

   • In the 19th century, many cases of food poisoning were mistakenly diagnosed as ptomaine poisoning.
   • The term 'ptomaine' is no longer used in modern medical science to describe foodborne illness.
   • Historical medical texts often refer to ptomaine as the cause of food poisoning.

   المرادفاتfood poisoning