chelation

• مصطلح كيميائي يشير إلى تكوين مركّب حلقي (مخلب) بارتباط أيون فلزي بجزيء عضوي عبر ذرتين أو أكثر. يُستخدم في الطب لسحب المعادن الثقيلة من الدم وفي الكيمياء لوصف تكوين بنى حلقية بالروابط الهيدروجينية.

A noun referring to a chemical process in which a metal ion is bound to an organic molecule, often used in medicine to remove heavy metals from the bloodstream, or in chemistry to describe the formation of a ring structure via hydrogen bonds.

غير معدود

1. Medical treatment for heavy metal poisoningC1formalmedical

   A medical procedure that uses a chelating agent to bind and remove toxic heavy metals like lead or mercury from the bloodstream.

   الاستخلاب الطبي

   • The patient underwent chelation therapy to treat lead poisoning.
   • Doctors recommended chelation to remove excess mercury from his system.
   • Chelation is a standard treatment for severe heavy metal toxicity.

2. Chemical bonding processC2formalscientific

   A chemical process where a molecule forms a ring-like structure by creating one or more hydrogen bonds with a metal ion.

   استخلاب

   • Chelation plays a key role in stabilizing metal ions in biological systems.
   • The chelation of iron by certain proteins is essential for oxygen transport.
   • Researchers studied the chelation process to develop new catalysts.