Table 1 Comparison of CM, SAM, and 3DSM.

From: Efficient feeder cells preparation system for large-scale preparation and application of induced pluripotent stem cells

Method

CM

SAM

3DSM

Dish/Bottle size

10 cm-dish

10 cm-dish

60 ml in 1 × 100 ml SF

800 ml in 1 × 1000 ml SF

Yield ( × 106)

3.5–5

4.5–6

 > 70

 > 900

Cost

High

High

Low

Low

SPT (hours)

1.0

0.5

0.5

0.5

Manipulation

Inflexible

Flexible

Flexible

Flexible

Workload

Heavy

Heavy

Light

Light

DAR

70–85%

96%

90–96%

90–96%

RR

70–73%

85–92%

83–90%

83–90%

ST (days)

 <7

 >7

 >7

 > 7

  1. SF, spinner flask; SPT, shortest processing time; DAR, direct adhesion rate; RR, recovery rate; ST, survival time.