General Information of This Antibody
Antibody ID
ANI0JALVU
Antibody Name
Humanized anti-CD228 SGN-CD228A mAb
Synonyms
hL49
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Antibody Type
Monoclonal antibody (mAb)
Antibody Subtype
Humanized IgG1-kappa
Antigen Name
Melanotransferrin (MELTF)
 Antigen Info 
Each Antibody-drug Conjugate Related to This Antibody
Full Information of The Activity Data of The ADC(s) Related to This Antibody
SGN-CD228A [Phase 1]
Identified from the Human Clinical Data
Click To Hide/Show 1 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [1]
Related Clinical Trial
NCT Number NCT04042480  Clinical Status Phase 1
Clinical Description
A phase 1 study of SGN-CD228A in select advanced solid tumors.
Discovered Using Patient-derived Xenograft Model
Click To Hide/Show 2 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [2]
Efficacy Data Tumor Growth Inhibition value (TGI)
75.00%
Positive CD228 expression (CD228+++/++)
Method Description
SGN-CD228A was evaluated for antitumor activity in melanoma and NSCLC xenograft and PDX models.SGN-CD228A was administered at a single dose of 3.00 mg/kg.
In Vivo Model NSCLC PDX model
Experiment 2 Reporting the Activity Date of This ADC [2]
Efficacy Data Tumor Growth Inhibition value (TGI)
100.00%
Positive CD228 expression (CD228+++/++)
Method Description
SGN-CD228A was evaluated for antitumor activity in melanoma and NSCLC xenograft and PDX models.SGN-CD228A was administered at a single dose of 1.00 mg/kg.
In Vivo Model NSCLC PDX model
Discovered Using Cell Line-derived Xenograft Model
Click To Hide/Show 3 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [2]
Efficacy Data Tumor Growth Inhibition value (TGI)
50.00%
Positive CD228 expression (CD228+++/++)
Method Description
SGN-CD228A was evaluated for antitumor activity in melanoma and NSCLC xenograft and PDX models.SGN-CD228A was administered at a single dose of 1.00 mg/kg.
In Vivo Model Melanoma CDX model
In Vitro Model Cutaneous melanoma SK-MEL-5 cells CVCL_0527
Experiment 2 Reporting the Activity Date of This ADC [2]
Efficacy Data Tumor Growth Inhibition value (TGI)
62.50%
Positive CD228 expression (CD228+++/++)
Method Description
SGN-CD228A was evaluated for antitumor activity in melanoma and NSCLC xenograft and PDX models.SGN-CD228A was administered at a single dose of 1.00 mg/kg.
In Vivo Model Melanoma CDX model
In Vitro Model Cutaneous melanoma COLO 853 cells CVCL_2003
Experiment 3 Reporting the Activity Date of This ADC [2]
Efficacy Data Tumor Growth Inhibition value (TGI)
100.00%
Positive CD228 expression (CD228+++/++)
Method Description
SGN-CD228A was evaluated for antitumor activity in melanoma and NSCLC xenograft and PDX models.SGN-CD228A was administered at a single dose of 1.00 mg/kg.
In Vivo Model Squamous NSCLC CDX model
In Vitro Model Lung squamous cell carcinoma Calu-1 cells CVCL_0608
hL49-ADC [Investigative]
Revealed Based on the Cell Line Data
Click To Hide/Show 12 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [3]
Efficacy Data Maximum inhibition efficiency (MIE)
32.00%
Low CD228 expression (CD228+)
Method Description
Tumor cells were incubated with CD228 antibody-drug conjugates comprising theindicated anti-CD228 antibody, a linker, and MMAE for 96-144 hours at 37 . Cell viability was measured using Cell Titer Glo according to manufacturer's instructions.
In Vitro Model Amelanotic melanoma A-375 cells CVCL_0132
Experiment 2 Reporting the Activity Date of This ADC [3]
Efficacy Data Maximum inhibition efficiency (MIE)
72.00%
Positive CD228 expression (CD228+++/++)
Method Description
Tumor cells were incubated with CD228 antibody-drug conjugates comprising theindicated anti-CD228 antibody, a linker, and MMAE for 96-144 hours at 37 . Cell viability was measured using Cell Titer Glo according to manufacturer's instructions.
In Vitro Model Melanoma IGR-37 cells CVCL_2075
Experiment 3 Reporting the Activity Date of This ADC [3]
Efficacy Data Maximum inhibition efficiency (MIE)
78.00%
Moderate CD228 expression (CD228++)
Method Description
Tumor cells were incubated with CD228 antibody-drug conjugates comprising theindicated anti-CD228 antibody, a linker, and MMAE for 96-144 hours at 37 . Cell viability was measured using Cell Titer Glo according to manufacturer's instructions.
In Vitro Model Melanoma A2058 cells CVCL_1059
Experiment 4 Reporting the Activity Date of This ADC [3]
Efficacy Data Maximum inhibition efficiency (MIE)
79.00%
Positive CD228 expression (CD228+++/++)
Method Description
Tumor cells were incubated with CD228 antibody-drug conjugates comprising theindicated anti-CD228 antibody, a linker, and MMAE for 96-144 hours at 37 . Cell viability was measured using Cell Titer Glo according to manufacturer's instructions.
In Vitro Model Cutaneous melanoma SK-MEL-28 cells CVCL_0526
Experiment 5 Reporting the Activity Date of This ADC [3]
Efficacy Data Maximum inhibition efficiency (MIE)
80.00%
Positive CD228 expression (CD228+++/++)
Method Description
Tumor cells were incubated with CD228 antibody-drug conjugates comprising theindicated anti-CD228 antibody, a linker, and MMAE for 96-144 hours at 37 . Cell viability was measured using Cell Titer Glo according to manufacturer's instructions.
In Vitro Model Cutaneous melanoma COLO 853 cells CVCL_2003
Experiment 6 Reporting the Activity Date of This ADC [3]
Efficacy Data Maximum inhibition efficiency (MIE)
86.00%
Positive CD228 expression (CD228+++/++)
Method Description
Tumor cells were incubated with CD228 antibody-drug conjugates comprising theindicated anti-CD228 antibody, a linker, and MMAE for 96-144 hours at 37 . Cell viability was measured using Cell Titer Glo according to manufacturer's instructions.
In Vitro Model Cutaneous melanoma SK-MEL-5 cells CVCL_0527
Experiment 7 Reporting the Activity Date of This ADC [3]
Efficacy Data Half Maximal Inhibitory Concentration (IC50)
2.00 nM
Positive CD228 expression (CD228+++/++)
Method Description
Tumor cells were incubated with CD228 antibody-drug conjugates comprising theindicated anti-CD228 antibody, a linker, and MMAE for 96-144 hours at 37 . Cell viability was measured using Cell Titer Glo according to manufacturer's instructions.
In Vitro Model Cutaneous melanoma SK-MEL-5 cells CVCL_0527
Experiment 8 Reporting the Activity Date of This ADC [3]
Efficacy Data Half Maximal Inhibitory Concentration (IC50)
3.00 nM
Positive CD228 expression (CD228+++/++)
Method Description
Tumor cells were incubated with CD228 antibody-drug conjugates comprising theindicated anti-CD228 antibody, a linker, and MMAE for 96-144 hours at 37 . Cell viability was measured using Cell Titer Glo according to manufacturer's instructions.
In Vitro Model Cutaneous melanoma SK-MEL-28 cells CVCL_0526
Experiment 9 Reporting the Activity Date of This ADC [3]
Efficacy Data Half Maximal Inhibitory Concentration (IC50)
4.00 nM
Positive CD228 expression (CD228+++/++)
Method Description
Tumor cells were incubated with CD228 antibody-drug conjugates comprising theindicated anti-CD228 antibody, a linker, and MMAE for 96-144 hours at 37 . Cell viability was measured using Cell Titer Glo according to manufacturer's instructions.
In Vitro Model Cutaneous melanoma COLO 853 cells CVCL_2003
Experiment 10 Reporting the Activity Date of This ADC [3]
Efficacy Data Half Maximal Inhibitory Concentration (IC50)
21.00 nM
Positive CD228 expression (CD228+++/++)
Method Description
Tumor cells were incubated with CD228 antibody-drug conjugates comprising theindicated anti-CD228 antibody, a linker, and MMAE for 96-144 hours at 37 . Cell viability was measured using Cell Titer Glo according to manufacturer's instructions.
In Vitro Model Melanoma IGR-37 cells CVCL_2075
Experiment 11 Reporting the Activity Date of This ADC [3]
Efficacy Data Half Maximal Inhibitory Concentration (IC50)
31.00 nM
Moderate CD228 expression (CD228++)
Method Description
Tumor cells were incubated with CD228 antibody-drug conjugates comprising theindicated anti-CD228 antibody, a linker, and MMAE for 96-144 hours at 37 . Cell viability was measured using Cell Titer Glo according to manufacturer's instructions.
In Vitro Model Melanoma A2058 cells CVCL_1059
Experiment 12 Reporting the Activity Date of This ADC [3]
Efficacy Data Half Maximal Inhibitory Concentration (IC50) > 2000 nM Low CD228 expression (CD228+)
Method Description
Tumor cells were incubated with CD228 antibody-drug conjugates comprising theindicated anti-CD228 antibody, a linker, and MMAE for 96-144 hours at 37 . Cell viability was measured using Cell Titer Glo according to manufacturer's instructions.
In Vitro Model Amelanotic melanoma A-375 cells CVCL_0132
References
Ref 1 A Phase 1 Study of SGN-CD228A in Select Advanced Solid Tumors
Ref 2 SGN-CD228A: A novel humanized anti-CD228 antibody-drug conjugate for the treatment of solid tumors.
Ref 3 Anti-cd228 antibodies and antibody-drug conjugates; 2022-02-10.

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