Table 1 Comparison of BMSC manufacturing methods used by the 8 Centers.

From: Manufacturing Differences Affect Human Bone Marrow Stromal Cell Characteristics and Function: Comparison of Production Methods and Products from Multiple Centers

Center

Donor Type

Marrow Source

Density Gradient Separation

Culture Media

Vessels

Number of Passages

1

Healthy Subjects

Marrow Aspirate

No

DMEM* 5% Human Platelet Lysate 2 mM GlutaMax 10 mM N-acetyl cysteine 2 IU/mL heparin

Quantum Bioreactor

2

2

Healthy Subjects

Marrow Aspirate

No

Alpha MEM# 10% FBS+ 5 ng/mL bFGF GlutaMax

T-Flasks

3

3

Healthy Subjects

Marrow Aspirate

Yes

IMDM* 10% “hBM MSC” Supplement^

T-Flasks

4

4

Healthy Subjects

Cryopreserved Marrow Aspirate

No

Alpha MEM 10% FBS+ Glutamax

T-Flasks

3

5

Healthy Subjects

Marrow Aspirate

Yes

Alpha MEM 16.5% FBS+ 1xGlutaMax

T-Flasks and Multiple Layer Flasks

2

6

Healthy Subjects

Marrow Aspirate

No

Alpha MEM with UltraGlutamine 20% FBS+

T-Flasks and Multiple Layer Flasks

4

7

Healthy Subjects and Organ Donors

Fresh or Cryopreserved Marrow Aspirate

Yes and No

Alpha MEM 10% FBS+ GlutaMax

T-Flasks

2 to 3

8

Healthy Subjects

Marrow Aspirate

Yes

Alpha MEM 10% FBS+ GlutaMax

T-Flasks and Multiple Layer Flasks

5

  1. *Dulbecco’s Modified Eagle Medium.
  2. #Minimum Essential Medium.
  3. *Iscove’s Modified Dulbecco’s Media.
  4. ^Stem Cell Technologies.
  5. +FBS was not heat-inactivated.