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Chapter 13

Membrane Transport and Active Transporters

أهمية نقل الغشاء
أهمية نقل الغشاء
The transport of solutes across the cell membrane is essential for metabolic processes, like maintaining cell size and volume, generating the action ...
ناقلات الغشاء
ناقلات الغشاء
Transporters are essential membrane transport proteins with functions related to cell nutrition, homeostasis, communication, etc. Approximately 7% of all ...
النقل الميسر
النقل الميسر
The chemical and physical properties of plasma membranes cause them to be selectively permeable. Since plasma membranes have both hydrophobic and ...
النقل النشط الأساسي
النقل النشط الأساسي
In contrast to passive transport, active transport involves a substance being moved through membranes in a direction against its concentration or ...
مضخات ATP مدفوعة I: نظرة عامة
مضخات ATP مدفوعة I: نظرة عامة
ATP-driven pumps, also known as transport ATPases, are integral membrane proteins. They have binding sites for ATP located on the membrane's cytosolic ...
مضخات ATP II: مضخات من النوع P
مضخات ATP II: مضخات من النوع P
The P-type pumps are a large family of integral membrane transporter ATPases. They are divided into five major types based on substrate specificity, from ...
مضخات ATP المدفوعة III: مضخات من النوع V
مضخات ATP المدفوعة III: مضخات من النوع V
V-type pumps are ATP-driven pumps found in the vacuolar membranes of plants, yeast, endosomal and lysosomal membranes of animal cells, plasma membranes of ...
ABC Transporters: مصدر
ABC Transporters: مصدر
ATP-binding cassette or ABC transporter is the largest superfamily of integral membrane proteins. The transporters have transmembrane-binding domains ...
شركات النقل ABC: المستورد
شركات النقل ABC: المستورد
ATP-binding cassette or ABC transporters are a class of ATP-driven pumps that hydrolyze ATP to move solutes across the membrane. They can be grouped into ...
ناقلات الجلوكوز
ناقلات الجلوكوز
Glucose transporters facilitate the transport of glucose across the cell membrane. In addition to glucose, some glucose transporters can also aid the ...
النقل النشط الثانوي
النقل النشط الثانوي
One example of how cells use the energy contained in electrochemical gradients is demonstrated by glucose transport into cells. The ion vital to this ...
نقل المواد المذابة عبر الخلايا
نقل المواد المذابة عبر الخلايا
Transcellular transport of solutes is the movement of substances like monosaccharides and amino acids through polarized cells. This transport mechanism is ...
امتصاص الجلوكوز في الأمعاء الدقيقة
امتصاص الجلوكوز في الأمعاء الدقيقة
Complex carbohydrates consumed cannot be absorbed into the small intestine in their original form. First, they must be hydrolyzed to a monosaccharide form ...
تنظيم درجة الحموضة في المعدة
تنظيم درجة الحموضة في المعدة
The human body carefully regulates the internal pH of different organs to maintain homeostasis. For example, while the blood plasma maintains a neutral pH ...
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