Skip to main content

Table 3 Studies conducted in the field of targeted drug delivery by radiolabeled nanobodies

From: Targeted drug delivery using nanobodies to deliver effective molecules to breast cancer cells: the most attractive application of nanobodies

Name of NDs

Antigen

Type of radiolabeling

Type of study

The mechanism of action

References

Iso-[131I]SGMIB-VHH-1028

HER2

Iso-[131I] SGMIB

Pre-clinical/ Balb/c mice bearing BT474 tumor cells

Prevent tumor progression

Feng et al. [73, 74]

Iso-211At-SAGMB-5F7

HER2

Iso-211At-SAGMB

Pre-clinical/ Balb/c mice bearing BT474 tumor cells

Tumor regression

Feng et al. [73, 74]

125I-VHH

131I- IB-Mal-D-GEEEK-VHH

HER2

HER2

Iodine125

IB-Mal-D-GEEEK/Iodine 131

Pre-clinical/ Balb/c mice bearing BT474 tumor cells

Using in radio-immunotherapy and SPECT and PET imaging of HER2 + tumors

Pruszynski et al. [75, 76]

225Ac-DOTA- 2Rs15d VHH

HER2

p-SCN-Bn-DOTA/α- irradiators 225Ac

Pre-clinical/ Balb/c mice bearing SKOV3 tumor cells

Using in radio-immunotherapy in HER2 + tumors

Pruszynski et al. [75, 76]

225Ac DOTA 2Rs15d

HER2

225Ac

Pre-clinical/ Balb/c mice bearing SKOV3 tumor cells

Strong and targeted tumor uptake in both HER2 positive brain lesions

Puttemans et al. [77]

18F-FB-anti-HER2

HER2

4-[18F] fluorobenzoate ([18F]-SFB)

Pre-clinical/ Balb/c mice bearing SKOV3 tumor cells

A radiometal labeled nbs when imaging lesions in the proximity of the kidneys

Xavier et al. [72, 78]

Iso-211At-SAGMB-5F7

HER2

Iso-[211At]SAGMB

Pre-clinical/ Balb/c mice bearing BT474 tumor cells

Targeted radiotherapeutics for the treatment of HER2 expressing malignancies

Choi et al. [79]

177Lu-1B4M–DTPA-2Rs15dHIS

HER2

177Lu-1B4M–DTPA

Pre-clinical/ Balb/c mice bearing SKOV3 tumor cells

Radiolanthanide Lutetium-177 emit radiation with an appropriate linear energy transfer for the destruction of tumor cells

D’Huyvetter et al. [80, 81, 85]

99mTc-2Rs15d

HER2

Technetium-99m

Phase I clinical trial (NCT04040686)

HER2-positive tumor imaging

Devoogdt et al. [82]

Vaneycken et al. [69, 71]

68Ga-NOTA-2Rs15d

HER2

Gallium 68

Phase I clinical trial (EudraCT 012001135-31)

A second phase II clinical trial (VUBAR)

A safe HER2-positive tumor imaging used as PET radiotracers

Keyaerts et al. [83]

Xavier et al. [72, 78]

131I-NM-02

HER2

Iodine 131

Pre-clinical/ Balb/c mice bearing SKBR3 tumor cells

A novel technique for targeted radionuclide therapy of HER2-positive breast cancer

Zhao et al. [42, 84]

131I-SGMIB-2Rs15d

HER2

Iodine 131

Phase I clinical trial (NCT02683083)

A follow-up phase I/II clinical trial (NCT04467515)

Therapeutic potential for patients who progress on trastuzumab, pertuzumab, or trastuzumab emtansine

D’Huyvetter et al. [80, 81, 85]