The present invention relates to human and mouse monocyte cells expressing Tie2 and CD14 or CD16 and their use in methods for regulating angiogenesis and vascular integrity, such as methods of inducing angiogenesis, promoting vessel growth or stabilization, treating pathological disorders, inhibiting angiogenesis, and diagnosing or monitoring a pathological disorder.
1. An isolated human monocyte cell expressing the following markers: Tie2 and CD14, wherein the cell does not express the following markers: CCR2 and VEGFR2.
2. The isolated human monocyte cell according to claim 1 expressing the following markers: Tie2, CD14 and CD16.
3. The isolated human monocyte cell according to claim 1 expressing the following markers: Tie2, CD14, CD16, CD115 and CD33.
4. The isolated human monocyte cell according to claim 1 expressing the following markers: Tie2, CD11b, CD14, CD16, CD45, CD115, CD33 and CCR5.
5. The isolated human monocyte cell according to claim 1 wherein the cell does not express the following markers: CCR2, CD19, CD3, CD62L and VEGFR2.
6. The isolated human monocyte cell according to claim 1 expressing the following markers: Tie2, CD11b, CD14, CD16, CD45, CD115, CD33 and CCR5; and wherein the cell does not express the following markers: CCR2, CD19, CD3, CD62L and VEGFR2.
7. The isolated human monocyte cell according to claim 1 wherein said cell is not a CD14 high CD16 − classical monocyte.
8. A pharmaceutical composition comprising monocyte cells, wherein said monocyte cells consist essentially of monocyte cells as defined in claim 1 , and a pharmaceutically acceptable carrier dilute or excipient.
9. The isolated monocyte cell as defined in claim 1 obtained from hematopoietic precursor cells.
10. An isolated human monocyte cell expressing the following markers: Tie2 and CD16, wherein the cell does not express the following markers: CCR2 and VEGFR2.