A 43-year-old woman comes to the physician because of a lump in her right breast found...

 

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A 43-year-old woman comes to the physician because of a lump in her right breast found on self-examination 2 weeks ago. Physical examination shows a firm mass in the upper outer quadrant of the right breast. There is no evidence of axillary lymphadenopathy Mammography of the right breast shows a 1.5-cm stellate mass. A biopsy specimen of the mass shows infiltrative ductal carcinoma. Tumor cell movement through the extracellular matrix has occurred. Which of the following molecules most likely bound tumor cells to fibronectin in this patient? A) Cadherins B) Cell adhesion molecules (CAM) C) Integrins OD) Mucins E) Selectins A 43-year-old woman comes to the physician because of a lump in her right breast found on self-examination 2 weeks ago. Physical examination shows a firm mass in the upper outer quadrant of the right breast. There is no evidence of axillary lymphadenopathy Mammography of the right breast shows a 1.5-cm stellate mass. A biopsy specimen of the mass shows infiltrative ductal carcinoma. Tumor cell movement through the extracellular matrix has occurred. Which of the following molecules most likely bound tumor cells to fibronectin in this patient? A) Cadherins B) Cell adhesion molecules (CAM) C) Integrins OD) Mucins E) Selectins

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New cells replace old ones when they die as a result of aging or damage Occasionally this systematic ... View the full answer