Useful Numbers Y14472 Useful Nmbrs 151q1

Useful Numbers for Cell Culture There are various sizes of dishes and flasks used for cell culture. Some useful numbers such as surface area and volumes of dissociation solutions are given below for various size culture vessels.

Surface Area (mm2)

Seeding Density

Dishes

35 mm 60 mm 100 mm 150 mm

10 6 10 6 10 6 10 6

1.2 × 10 6 3.2 × 10 6 8.8 × 10 6 20.0 × 10 6

962 401 200

0.3 × 10 6 0.1 × 10 6 0.05 × 10 6

1.2 × 10 6 0.4 × 10 6 0.2 × 10 6

2,500 7,500 16,000

0.7 × 10 6 2.1 × 10 6 4.6 × 10 6

2.8 × 10 6 8.4 × 10 6 18.4 × 10 6

962 2,827 7,854 17,671

Cluster Plates

6-well 12-well 24-well Flasks

T-25 T-75 T-160

Cells at Confluency1

0.3 0.8 2.2 5.0

× × × ×

Versene (ml of 0.53 mM EDTA)

Trypsin (ml of 0.05% trypsin, 0.53 mM EDTA)

1 3 5 10

1 2 3 8

2 1 0.5 3 5 10

2 1 0.5 3 5 10

Growth Medium (ml) 2 3 10 20 3–5 1–2 0.5–1.0 3–5 8–15 15–30

1 The number of cells on a confluent plate, dish, or flask will vary with cell type. For this table, HeLa cells were used.

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