Muscle tissue

Muscle tissue is one of the four primary types of animal tissues and is specialized for contraction. It exists in three main forms: 1. Skeletal Muscle Tissue – Striated, voluntary control via somatic nervous system. Composed of long cylindrical multinucleated fibers called myofibers/myocytes. Responsible for body movement, posture, heat generation, and metabolism[3][4][5][9]. 2. Cardiac Muscle Tissue – Striated but involuntary; found only in the heart wall. Characterized by intercalated discs connecting single-nucleus cells[3][9]. 3. Smooth Muscle Tissue – Non-striated and involuntary; found in walls of hollow organs like intestines and blood vessels[3][9]. At the cellular level, all muscles contract through sliding filament mechanisms involving actin ("thin") filaments and myosin ("thick") filaments organized into sarcomeres in striated muscles[6][9]. Skeletal muscles also have unique features such as satellite cells involved in regeneration[1][2]. Muscle tissue itself is not considered a therapeutic target like an enzyme or receptor but rather an organ/tissue composed of many potential drug targets at the molecular level. If you are seeking structured information about a molecular target within "muscle tissue," it would be necessary to specify an individual protein/receptor/enzyme expressed there—for example "acetylcholine receptor," "ryanodine receptor 1," or "myosin heavy chain"[1][2]. As written, “muscle tissue” refers to an anatomical structure rather than a discrete molecular entity suitable as a canonical drug target. In summary: “Muscle tissue” describes an entire class of contractile tissues made up primarily of specialized cells containing numerous potential therapeutic targets but is itself too broad/generic to serve as a canonical molecule/receptor-level drug target.[1][2][4]

Other names

Skeletal muscle tissueCardiac muscle tissueSmooth muscle tissueMuscle fiber (for individual cells)Myocyte (muscle cell)