PHYSCI 128

Me, Myself, and Microbes: The Microbiome in Health and Disease

Physiological Science · 5 units · Undergraduate upper division (100-199)

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Exploration of host-microbiome interactions in health and disease, drawing upon basic properties for microbial communities, intersections with immunology, metabolism, and neurobiology.

Letter grading.

When it runs

Spring 2026

Scheduled, not typical — from UCLA’s Schedule of Classes, which publishes Fall 2025 through Spring 2027 and nothing before it.

Checking the Schedule of Classes…

Requisites

Official UCLA wording
Requisites: course 107 or Chemistry 153A, Life Sciences 2 and 3, or 7A, 7B, and 7C.

BruinTree reads · Prerequisite

needs reviewconfidence 0.55 · from text

one of

all of
- one of
  - PHYSCI 107
  - CHEM 153A
- LIFESCI 2
- LIFESCI 3
all of

· "LIFESCI 2" is not in this catalog version
· "LIFESCI 3" is not in this catalog version
· mixed comma-level AND/OR in "course 107 or Chemistry 153A, Life Sciences 2 and 3, or 7A, 7B, and 7C" — grouping is a best reading

Requires

Everything that has to come before this course, not just the courses named in the requisite above.

PHYSCI 128

PHYSCI 107Systems Anatomy
- PHYSICS 1APhysics for Scientists and Engineers: Mechanics
  - MATH 31ADifferential and Integral Calculus1 more beneath
  - MATH 31BIntegration and Infinite Series
  - MATH 32ACalculus of Several Variables

Unlocks

What this course is a requisite for, and what those courses lead to in turn.

No course in the catalog lists this as a requisite.