Dolastatin 10 vs Plitidepsin

Head-to-head comparison of Dolastatin 10 (Dolastatin 10) and Plitidepsin (Dehydrodidemnin B (Plitidepsin)) — benefits, dosing, side effects, research data, and where to buy.

Research Score

PropertyDolastatin 10Plitidepsin
CategoryExperimentalExperimental
Full NameDolastatin 10Dehydrodidemnin B (Plitidepsin)
Molecular Weight771.0 Da1110.3 Da
Half-LifeN/AApproximately 44 hours
Amino Acids5N/A
Typical DoseN/A in humans; subnanomolar to low-nanomolar in vitro1.5 mg/m2 IV
RouteIntravenousIntravenous
Purity≥98%≥98%
Studies Count300240
Research StatusPre-clinicalClinical

Dolastatin 10 Benefits

  • antineoplastic
  • microtubule disruption
  • antimitotic
  • ADC payload scaffold

Plitidepsin Benefits

  • antineoplastic
  • antiviral
  • pro-apoptotic
  • anti-inflammatory

Dolastatin 10 Dosing

research-grade in vitro nanomolar use|early IV oncology exploration|no approved dosing regimen

Plitidepsin Dosing

1.5 mg/m2 IV infusion in oncology trials|q21d or similar intermittent schedules|dose escalation and combination protocols in studies

Dolastatin 10 Side Effects

  • peripheral neuropathy
  • neutropenia
  • fatigue

Plitidepsin Side Effects

  • nausea
  • fatigue
  • transaminase elevation

Research Overview

Dolastatin 10

Dolastatin 10 became famous for extreme cytotoxic potency and its ability to block tubulin polymerization. Although the native compound itself did not become a standard therapy, it inspired a major class of clinically important auristatin-based payloads.

Plitidepsin

Plitidepsin has been studied for its ability to disrupt eEF1A-dependent pathways, induce oxidative stress, and suppress tumor cell growth. It has reached clinical oncology development and was also evaluated as a candidate against SARS-CoV-2 in the literature.

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Common Stacking Partners

Dolastatin 10 stacks with:

trastuzumabpaclitaxelvincristine

Plitidepsin stacks with:

dexamethasonebortezomibgemcitabine
marine-derivedcyanobacteriapentapeptidemicrotubuletunicatedepsipeptideanticancer