Table 2 Hematologic profiling of blood and bone marrows in WT, B4galt1−/−, Itgb1PF4+, and B4galt1−/−Itgb1PF4+ mice.

From: β4GALT1 controls β1 integrin function to govern thrombopoiesis and hematopoietic stem cell homeostasis

Parameter

WT

B4galt1−/−

Itgb1PF4+

B4galt1−/−Itgb1PF4+

Peripheral blood cells (6–8 weeks)

 RBCs (106/µl)

8.6 ± 0.9

7.7 ± 0.5

8.1 ± 0.5

6.5 ± 0.6*

 Neutrophils (K/µl)

0.9 ± 0.1

4.0 ± 0.7***

0.6 ± 0.1

3.5 ± 1.0**

 Lymphocytes (K/µl)

8.6 ± 0.8

10.2 ± 1.3

7.4 ± 0.8

11.4 ± 2.7

 Monocytes (K/µl)

1.5 ± 0.2

2.5 ± 0.5

1.7 ± 0.3

3.5 ± 0.8*

 Platelets (K/µl)

893 ± 36

199 ± 39***

990 ± 9

551 ± 29***

 Platelet half-life (h)

63.2 ± 2

66.7 ± 5

n.a.

n.a.

 Plasma TPO (pg/ml)

87.9 ± 5.5

328.5 ± 28.8***

n.a

n.a

Spleen

 mg/g

3.4 ± 0.2

6.9 ± 1.1**

n.a.

n.a.

 Megakaryocytes/field

1.4 ± 0.2

4 ± 0.8**

n.a.

n.a.

 LT-HSC (%)

0.0018 ± 0.0007

0.006 ± 0.003

n.a.

n.a.

 ST-HSC

0.003 ± 0.001

0.003 ± 0.001

n.a.

n.a.

 MPP

0.03 ± 0.006

0.16 ± 0.09

n.a.

n.a.

Bone marrow megkaryocytes

 MK (% of live cells)

1.5 ± 0.1

5.6 ± 1.4*

  

 GPIbα (MFI)

308.3 ± 24.6

244.4 ± 46.0

n.a.

n.a.

 GPIbβ (MFI)

316.4 ± 5.1

319.0 ± 10.8

n.a.

n.a.

 GPIX (MFI)

322.1 ± 10.2

326.8 ± 13.9

n.a.

n.a.

 αIIb (MFI)

326.0 ± 46.2

298.5 ± 37.7

n.a.

n.a.

 β3 (MFI)

145.1 ± 11.4

165.4 ± 30.1

n.a.

n.a.

 β1 (MFI)

467.3 ± 34.6

581.2 ± 25.5*

n.a.

n.a.

 CXCR4 (MFI)

135.9 ± 12.05

159.2 ± 17.34

n.a.

n.a.

Primary transplant (% GFP+ bone marrow cells)

 MK

0.07 ± 0.002

0.4 ± 0.08*

n.a.

n.a.

 CD3+ 

2.6 ± 0.3

0.8 ± 0.2**

n.a.

n.a.

 B220+ 

11.6 ± 1.7

0.8 ± 0.2***

n.a.

n.a.

 CD11b+ 

80.2 ± 2.9

95.2 ± 0.8**

n.a.

n.a.

 GPIbα (BM MKs, MFI)

339.8 ± 31.2

317.7 ± 37.6

n.a.

n.a.

 β3 (BM MKs, MFI)

160.3 ± 1.8

173.4 ± 2.6

n.a.

n.a.

  1. *p < 0.05, **p < 0.01, ***p < 0.001