Differences Between B-Cells and T-Cells. T cells and B cells are the major cellular components of the adaptive immune response. T cells are involved in cell-mediated immunity, whereas B cells are primarily responsible for humoral immunity.

Differences Between B-Cells and T-Cells. T cells and B cells are the major cellular components of the adaptive immune response. T cells are involved in cell-mediated immunity, whereas B cells are primarily responsible for humoral immunity.

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NK 'natural killer ' cell attacks a tumor cell  http://eliminatecancer.hubpages.com/hub/Harnessing-NK-Cells-in-the-Fight-Against-Cancer

NK 'natural killer ' cell attacks a tumor cell http://eliminatecancer.hubpages.com/hub/Harnessing-NK-Cells-in-the-Fight-Against-Cancer

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Frozen in action, killer T cells appear remarkably alive as they attack a cancer cell. Several of the normally round T-cells acquire the elongated shape of active fighters as they subject their target to chemical attack, breaking down the cell membrane. . The Wars Within - Imgur

Frozen in action, killer T cells appear remarkably alive as they attack a cancer cell. Several of the normally round T-cells acquire the elongated shape of active fighters as they subject their target to chemical attack, breaking down the cell membrane. . The Wars Within - Imgur

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A cytotoxic T cell (also known as TC, cytotoxic T lymphocyte, CTL, T-killer cell, cytolytic T cell, CD8+ T-cells or killer T cell)

A cytotoxic T cell (also known as TC, cytotoxic T lymphocyte, CTL, T-killer cell, cytolytic T cell, CD8+ T-cells or killer T cell)

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This detail description of the phases of mitosis for the students to see from the beginning to the end.

This detail description of the phases of mitosis for the students to see from the beginning to the end.

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Watch How Your Body’s Own ‘Serial Killer’ Cells Viciously Fight Cancer Cells in New Video | Video | TheBlaze.com

Watch How Your Body’s Own ‘Serial Killer’ Cells Viciously Fight Cancer Cells in New Video | Video | TheBlaze.com

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Micrografía de un linfocito T humano (también llamado célula T) del sistema inmune de un donador sano

Micrografía de un linfocito T humano (también llamado célula T) del sistema inmune de un donador sano

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