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Table 1 The ongoing clinical trials of past two years which targets TAMs in pancreatic cancer

From: TAMing pancreatic cancer: combat with a double edged sword

S. No

Curative Agent

Mode of Action

ClinicalTrial.gov ID

Phase

Expected Outcome

(with regard to TAMs)

1.

Nab-paclitaxel + Gemcitabine + OMP-59R5

Anti-Notch2/3 Antibody, macropinocytosis

NCT01647828

II

↓ M2 origin and polarization

2.

Olaparib + Cediranib

PARP and VEGFR inhibitor

NCT02498613

II

↓ M2 recruitment

3.

CRS-207 + GVAX ± Nivolumab

Irradiated GM-CSF, listeria antigen, Anti-PD-1 antibody

NCT02243371

II

↑ Macrophage count

4.

Sorafenib + Gemcitabine + Vorinostat + Radiotherapy

VEGFR, PDGFR inhibitor

HDAC inhibitor

NCT02349867

I

↓M2 recruitment

5.

Pexidartinib + Durvalumab

CSF-1R, Kit and Flt3 inhibitor, anti-PD-1 antibody

NCT02777710

I

↓ M2 polarization

6.

Pembrolizumab + AMG820

Anti-PD-1 antibody, anti-CSF1R antibody

NCT02713529

II

↓ M2 polarization

7.

Gemcitabine/Nabpaclitaxel + MM141

Bispecific Her3 and IGF antibody, macropinocytosis

NCT02399137

II

↓ M2 polarization

8.

Galunisertib + Durvalumab

TGF-β receptor inhibitor, anti-PD-L1 antibody

NCT02734160

I

↓ M2 differentiation

9.

Buparlisib + mFOLFOX6

PI3K inhibitor

NCT01571024

I

↓ M2 polarization

10.

GVAX + Cyclophosphamide + CRS-207

Listeria antigen, irradiated GM-CSF

NCT01417000

II

↑ Macrophage count

11.

Gemcitabine/Capecitabine + LY3023414 + Abemaciclib

PI3K/DNA-PK/mTOR inhibitor

CDK inhibitor

NCT02981342

II

↓ M2 polarization

12.

Nivolumab + Cabiralizumab

Anti-PD-1 antibody, anti-CSF1R antibody

NCT03599362

II

↓ M2 polarization and recruitment

13.

Nivolumab + cabiralizumab + gemcitabine

Anti-PD-1 antibody, anti-CSF1R antibody

NCT03697564

IV

↓ M2 polarization and recruitment

14.

Cyclophosphamide + GVAX + pembrolizumab + IMC-CS4

Listeria antigen,Anti-PD-1 antibody

NCT03153410

I

↑ Macrophage count and

↓ M2 polarization

15.

5-fluorouracil + bevacizumab + leucovorin + oxaliplatin

Anti-VEGF antibody

NCT03127124

Ib

↓ M2 recruitment and differentiation

16.

Capecitabine + temozolomide +/- Bevacizumab

Anti-VEGF antibody

NCT03351296

II

↓ M2 recruitment and differentiation

17.

Palbociclib + Gedatolisib

PI3K/mTOR inhibitor

NCT03065062

I

↓ M2 polarization

18.

Cabiralizumab + nivolumab + gemcitabine + Nabpaclitaxel

Anti-PD-1 antibody, macropinocytosis, anti-CSF1R antibody

NCT03336216

II

↓ M2 polarization and recruitment

  1. The observation of their outcomes will confirm the clear involvement of TAMs. The expected outcome based on the preclinical literature available is presented in the last column. The ↑ and ↓ signifies the increased and decreased respectively with the context.