Table 1 Patient characteristics.

From: Outcomes of allogeneic hematopoietic cell transplantation after bispecific antibodies in non-Hodgkin lymphomas

Pt

Age

Sex

Disease and stage at diagnosis

Lines prior to HCT

BsAb

No. of BsAb doses

Washout between BsAb and HCT (days)

Disease status at HCT

HCT-CI

DRI

Type of HCT

Conditioning regimen

GVHD prophylaxis

Complications

Status

Time from HCT to death or last FU, days

Cause of death

1

59

F

tDLBCL, IIA

RT; R-CHOP; Bend; R-ESHAP

Glofitamab 220 mcg at day +1 and +8 (plus SD of O 1.000 mg at day -7)

10

71

PR

5

Int

Haplo

TBF MAC

PT-Cy/Tac/MMF

Grade 1 acute GVHD (skin)

Dead

623

POD

2

57

M

tDLBCL, IVA

R-CHOP; R-ESHAP + ASCT

Glofitamab 1.800 mcg + 1.200 mg Atezolizumab at day +1

5

34

CR

2

Low

10/10 MRD (son)

TBF RIC

PT-Cy/Tac/MMFa

Moderate chronic GVHD (GI tract + lungs)

Dead

257

GVHD (in the setting of an infection)

3

52

F

DLBCL, IVB

R-CHOP; R-GDP

Glofitamab 1.800 mcg + 1.200 mg Atezolizumab at day +1

8

50

CR

3

Int

Haplo

TBF RIC

PT-Cy/CsA/MMF

Candidemia at day +118

Alive

1110

-

4

64

M

MCL, IVB

R-hyperCVAD + ASCT; Ibrutinib; R-GemOx; R-ICE

Glofitamab 10 mg + Polatuzumab 1.8 mg/Kg at day +1 of each cycle (plus SD of O 1.000 mg)

4

24

CR

0

Int

Haplo

TBF RIC

PT-Cy/Tac/MMF

Grade 2 acute GVHD (GI tract) Chronic GVHD

Dead

258

GVHD (in the setting of an infection)

5

55

M

DLBCL, IIIA

R-CHOP; AxiCel; R-GDP

Glofitamab 10 mg + Polatuzumab 1.8 mg/Kg at day +1 of each cycle (plus SD of O 1.000 mg)

20

51

PR

0

Int

Haplo

TBF MAC

PT-Cy/Tac/MMF

 

Alive

705

-

6

67

M

DLBCL, IVA

R-CHOP; R-GDP; R-ICE; TisaCel; Cy-PDN; RT

Epcoritamab (160 mcg D1, 800 mcg D8, 60.000 mcg at D15 and beyond)

10

23

CR

5

Int

Haplo

TBF RIC

PT-Cy/Tac/MMF

Primary poor graft function. Suspicion of venooclusive disease.

Dead

67

Infection (septic shock)

7

64

F

FL, IVA

R-CHOP; R-GDP

Epcoritamab (160 mcg D1, 800 mcg D8, 48.000 mcg at D15 and beyond)

13

27

CR

0

Low

10/10 MUD

TBF RIC

PT-Cy/Tac/MMF

Candidemia at day +25

Dead

28

Infection (septic shock)

8

48

M

FL, IVA

R-CHOP; R-ESHAP; Bend + ASCT

Epcoritamab (160 mcg D1, 800 mcg D8, 48.000 mcg at D15 and beyond)

11

50

CR

0

Low

9/10 MUD

TBF RIC

PT-Cy/Tac/MMF

Central nervous System toxoplasmosis

Dead

28

Death before engraftment at day +27 due to disseminated toxoplasmosis.

  1. Pt patient, F female, M male, tDLBCL transformed diffuse large B-cell lymphoma, DLBCL diffuse large B-cell lymphoma, MCL mantle cell lymphoma, FL Follicular lymphoma, HCT Hematopoietic cell transplantation, RT radiotherapy, R-CHOP rituximab, cyclophosphamide, doxorubicin, vincristine and prednisone, Bend bendamustine, R-ESHAP rituximab, metilprednisolone, cytarabine and cisplatin, ASCT autologous stem cell transplant, R-GDP rituximab, gemcitabine, dexamethasone and cisplatin, R-hyperCVAD rituximab, cyclophosphamide, vincristine, adriamicin and dexamethasone, R-GemOx rituximab, gemcitabine and oxaliplatin, R-ICE rituximab, iphosphamide, carboplatin and etoposide, AxiCel axicabtagene ciloleucel, TisaCel tisagenlecleucel, Cy-PDN cyclophosphamide and prednisone, BsAB Bispecific antibody, SD single dose, O Obinotuzumab, No number, SU step-up, ND Nominal dose, PR partial response, CR complete response, HCT-CI Hematopoietic cell transplant-comorbidity index, DRI disease risk index, Haplo haploidentical donor, Int intermediate, MRD Matched related donor, MUD Matched unrelated donor, TBF tiothepa, busulfan and fludarabine, MAC Myeloablative conditioning, RIC Reduced intensity conditioning, GVHD graft-versus-host disease, PT-Cy post-trasplant cyclophosphamide, Tac tacrolimus, MMF mycophenolate mofetil, GI gastrointestinal, FU Follow-up.
  2. aConsidering prior therapy with anti-PDL1, chosen GVHD prophylaxis was combined with PT/Cy + tac + MMF to reduce immune-mediated complications.