[2025-10-01T21:29:14.951852] [QUERYOME] Starting research for query 880: 'Instructions:
 Answer the question below. First, respond with the single best option letter (A, B, C, or D). Then provide a concise reasoning (1–3 sentences). Use both the retrieved evidence and your own medical knowledge to choose the most accurate answer.

Question:
Which is not true

Options:
A. Actinomycin D is a mono clonal antibody
B. Actinomycin D is not a cell specific but It's a cell cycle specific
C. Vinblastine is not a cell specific but its a cycle/phase specific
D. None of above'
[2025-10-01T21:29:15.014202] [PI] Starting research for query: 'Instructions:
 Answer the question below. First, respond with the single best option letter (A, B, C, or D). Then provide a concise reasoning (1–3 sentences). Use both the retrieved evidence and your own medical knowledge to choose the most accurate answer.

Question:
Which is not true

Options:
A. Actinomycin D is a mono clonal antibody
B. Actinomycin D is not a cell specific but It's a cell cycle specific
C. Vinblastine is not a cell specific but its a cycle/phase specific
D. None of above'
[2025-10-01T21:29:15.015944] Saving text to bench_final/run1/medmcqa/medmcqa_2440/pi_initial_prompt.txt
[2025-10-01T21:29:15.019008] [PI] Calling o3 for initial analysis...
[2025-10-01T21:29:31.816820] [PI] Reasoning iteration 1
[2025-10-01T21:29:31.818637] [PI reasoning] **Analyzing statements**

I need to evaluate the statements to determine which is not true. The question asks for the incorrect statement among the options related to Actinomycin D and Vinblastine.

Statement A claims that Actinomycin D is a monoclonal antibody, which is false; it’s actually an antitumor antibiotic. Statement B describes Actinomycin D as cell cycle specific, but it’s actually considered cell cycle non-specific. So, I find that A is false, and B also mischaracterizes Actinomycin D. Let's clarify the correct responses here!
[2025-10-01T21:29:31.820655] [PI] Executing function call 1: hybrid_search
[2025-10-01T21:29:31.822204] [PI] Function arguments: {'query': 'actinomycin D cell cycle specific or nonspecific', 'k': 10, 'faiss_weight': 0.7, 'bm25_weight': 0.3, 'use_rrf': True}
[2025-10-01T21:29:31.824029] Saving JSON to bench_final/run1/medmcqa/medmcqa_2440/pi_iteration_1_tool_call_2_hybrid_search.json
[2025-10-01T21:29:33.779725] [PI] Function hybrid_search executed successfully
[2025-10-01T21:29:33.781776] Saving JSON to bench_final/run1/medmcqa/medmcqa_2440/pi_iteration_1_tool_result_2_hybrid_search.json
[2025-10-01T21:29:33.787535] [PI] Continuing reasoning with 1 function responses...
[2025-10-01T21:30:08.458491] [PI] Reasoning iteration 2
[2025-10-01T21:30:08.460047] [PI reasoning] **Clarifying Cell Cycle Specificity**

I'm exploring the classification of vinblastine in relation to "cell cycle specific" versus "cell cycle non-specific." Vinblastine is indeed cell cycle specific to the M-phase. It seems option C, claiming it's "not cell specific but cycle/phase specific," might confuse terms. Actinomycin D is known as cell cycle non-specific, while vinblastine aligns with being phase-specific. So, the statements boil down to: A is false, B is false, and C is true—despite the ironic phrasing in C.
[2025-10-01T21:30:08.462491] [PI] Executing function call 1: bm25_mesh_terms_search
[2025-10-01T21:30:08.464295] [PI] Function arguments: {'query': 'Dactinomycin cell cycle non specific antineoplastic', 'k': 10}
[2025-10-01T21:30:08.466609] Saving JSON to bench_final/run1/medmcqa/medmcqa_2440/pi_iteration_2_tool_call_2_bm25_mesh_terms_search.json
[2025-10-01T21:30:09.270134] [PI] Function bm25_mesh_terms_search executed successfully
[2025-10-01T21:30:09.272598] Saving JSON to bench_final/run1/medmcqa/medmcqa_2440/pi_iteration_2_tool_result_2_bm25_mesh_terms_search.json
[2025-10-01T21:30:09.277901] [PI] Continuing reasoning with 1 function responses...
[2025-10-01T21:30:12.277436] [PI] Reasoning iteration 3
[2025-10-01T21:30:12.279020] [PI] Executing function call 1: hybrid_search
[2025-10-01T21:30:12.281125] [PI] Function arguments: {'query': 'vinblastine cell cycle specific M phase', 'k': 10, 'faiss_weight': 0.7, 'bm25_weight': 0.3, 'use_rrf': True}
[2025-10-01T21:30:12.283191] Saving JSON to bench_final/run1/medmcqa/medmcqa_2440/pi_iteration_3_tool_call_2_hybrid_search.json
[2025-10-01T21:30:13.394329] [PI] Function hybrid_search executed successfully
[2025-10-01T21:30:13.396097] Saving JSON to bench_final/run1/medmcqa/medmcqa_2440/pi_iteration_3_tool_result_2_hybrid_search.json
[2025-10-01T21:30:13.408346] [PI] Continuing reasoning with 1 function responses...
[2025-10-01T21:30:18.631634] [PI] Reasoning iteration 4
[2025-10-01T21:30:18.633004] [PI] Executing function call 1: hybrid_search
[2025-10-01T21:30:18.634325] [PI] Function arguments: {'query': 'dactinomycin antitumor antibiotic', 'k': 5, 'faiss_weight': 0.7, 'bm25_weight': 0.3, 'use_rrf': True}
[2025-10-01T21:30:18.636372] Saving JSON to bench_final/run1/medmcqa/medmcqa_2440/pi_iteration_4_tool_call_2_hybrid_search.json
[2025-10-01T21:30:19.775819] [PI] Function hybrid_search executed successfully
[2025-10-01T21:30:19.777467] Saving JSON to bench_final/run1/medmcqa/medmcqa_2440/pi_iteration_4_tool_result_2_hybrid_search.json
[2025-10-01T21:30:19.783425] [PI] Continuing reasoning with 1 function responses...
[2025-10-01T21:30:25.042520] [PI] Reasoning iteration 5
[2025-10-01T21:30:25.044094] [PI] No function calls found in response
[2025-10-01T21:30:25.045934] [PI] No more function calls - research complete
[2025-10-01T21:30:25.047448] Saving text to bench_final/run1/medmcqa/medmcqa_2440/pi_final_answer.txt
[2025-10-01T21:30:25.051929] [QUERYOME] Query completed successfully
