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Caltech Course Catalog / 2025-2026 Catalog / Courses 2025-26 / Methods in Modern Microscopy

Bi/BE 227 - Methods in Modern Microscopy

Bi/BE 227

Methods in Modern Microscopy

12 units (2-6-4)   |  second term
Prerequisites: Bi/BE 177 or a course in microscopy.
Discussion and laboratory-based course covering the practical use of the confocal microscope, with special attention to the dynamic analysis of living cells and embryos. Course topics include: basic optics, microscope design, Kohler illumination, confocal microscopy, light sheet microscopy, deeper imaging into tissues using two photon laser scanning microscopy with non-descanned detectors, comparing fluorescence correlation spectroscopy (FCS) to fluorescence recovery after photobleaching (FRAP) and three-dimensional reconstruction of cells and tissues. Students will construct a light sheet microscope based on the openSPIM design, and perform time-lapse confocal analysis of living cells and embryos. Enrollment is limited. Offered 2025-26.
Instructor: Collazo
Published Date: Aug. 28, 2025