Hemoglobin - Wikipedia
Hemoglobin (haemoglobin, [a] Hb or Hgb) is a protein containing iron that facilitates the transport of oxygen in red blood cells. Almost all vertebrates contain hemoglobin, [3] with the sole exception of the fish family Channichthyidae. [4]
Hämoglobin – Wikipedia
Hämoglobin (von altgriechisch αἷμα haíma, „Blut“, und lateinisch globus, „Klumpen, Ballen“), Abkürzung Hb, ist der eisenhaltige Proteinkomplex, der als Blutfarbstoff in den roten Blutkörperchen von Wirbeltieren enthalten ist, Sauerstoff reversibel bindet und diesen so im Blutkreislauf transportiert, wodurch das Hämoglobin der ...
血红蛋白 - 维基百科，自由的百科全书
2024年9月29日 · 血红素分子是一个具有 卟啉 结构的小分子，在卟啉分子中心，由卟啉中四个 吡咯 环上的 氮 原子 与一个 亚铁离子 配位结合，珠蛋白肽链中第8位的一个 组氨酸 残基中的 咪唑 侧链上的氮原子从卟啉分子平面的上方与亚铁离子配位结合，使中心离子铁 (II)成为五 ...
Hemoglobin: Normal, High, Low Levels by Age, Test, Deficiency
2024年3月7日 · Read about hemoglobin lab values, normal range, blood test, and high and low values. Learn what normal, low, and high levels of hemoglobin mean. Also learn about defective hemoglobin, deficiency, treatment, symptoms, and causes.
Hemoglobin: Structure, Function and Allostery - PMC
This chapter reviews how allosteric (heterotrophic) effectors and natural mutations impact hemoglobin (Hb) primary physiological function of oxygen binding and transport. First, an introduction about the structure of Hb is provided, including the ensemble of tense and relaxed Hb states and the dynamic equilibrium of Hb multistate.
Hemoglobin test - Mayo Clinic
2024年4月12日 · You may have a hemoglobin test for various reasons, including: To check your overall health. Your healthcare professional may test your hemoglobin as part of a complete blood count (CBC) during a routine checkup. A CBC is done to look at your general health and to screen for a variety of disorders, such as anemia.
Hemoglobin A - Wikipedia
Hemoglobin A (HbA), also known as adult hemoglobin, hemoglobin A1 or α2β2, is the most common human hemoglobin tetramer, accounting for over 97% of the total red blood cell hemoglobin. [1] Hemoglobin is an oxygen-binding protein, found in erythrocytes, which transports oxygen from the lungs to the tissues. [2]
Hemoglobin: MedlinePlus Medical Encyclopedia
2024年3月11日 · Hemoglobin is a protein in red blood cells that carries oxygen. The hemoglobin test measures how much hemoglobin is in your blood.
What Are Normal Hemoglobin Levels? - Healthline
2024年7月16日 · Normal hemoglobin levels can vary based on several factors, including age and sex assigned at birth. Learn more about the normal hemoglobin ranges for adults, children, and infants.
Hemoglobin Test - MedlinePlus
Your cells need oxygen to grow, reproduce, and make energy for you to function. Your hemoglobin levels provide information about the health of your red blood cells. If your hemoglobin levels are abnormal, it may be a sign that you have a …