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Kotaro Obayashi

Explore the profile of Kotaro Obayashi including associated specialties, affiliations and a list of published articles. Areas
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Citations 11
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Recent Articles
1.
Takeda H, Akatsuka J, Kiriyama T, Toyama Y, Numata Y, Morikawa H, et al.
Curr Oncol . 2024 Nov; 31(11):7180-7189. PMID: 39590160
Prostate cancer (PCa) is a clinically heterogeneous disease. Predicting clinically significant PCa with low-intermediate prostate-specific antigen (PSA), which often includes aggressive cancers, is imperative. This study evaluated the predictive accuracy...
2.
Akatsuka J, Kimura G, Takadate M, Hiraoka S, Sahara T, Iwai T, et al.
J Nippon Med Sch . 2024 Nov; 91(5):472-479. PMID: 39505505
Background: Several effective treatment modalities against metastatic castration-resistant prostate cancer (mCRPC) are available; however, an unmet clinical need persists for mCRPC treatment because resistance to these therapies is inevitable. This...
3.
Mikami H, Noguchi S, Akatsuka J, Hasegawa H, Obayashi K, Takeda H, et al.
Cancers (Basel) . 2024 May; 16(9). PMID: 38730709
In patients with high-risk prostate cancer (HRPC) after radical prostatectomy (RP), biochemical recurrence (BCR) increases the risk of distant metastasis. Accordingly, additional prognostic biomarkers are required to identify the subpopulation...
4.
Hodotsuka N, Suzuki Y, Suzuki K, Honda Y, Endo S, Kuribayashi E, et al.
IJU Case Rep . 2023 Jul; 6(4):239-243. PMID: 37405039
Introduction: Prostatic stromal sarcoma is an extremely rare malignancy of the prostate with a poor prognosis. Case Presentation: A 65-year-old man presented with dyschezia, and computed tomography showed a large...
5.
Obayashi K, Imato K, Aoyama S, Enoki T, Akiyama S, Ishida M, et al.
RSC Adv . 2022 Apr; 11(31):18870-18880. PMID: 35478650
We designed and synthesized unsubstituted 4,4'-bibenzo[]thiophene 4,4'-BBT and its silyl-substituted derivatives 1,1'-Si-4,4'-BBT and 1,1',3,3'-Si-4,4'-BBT with one or two -butyldimethylsilyl groups on each thiophene ring, as new π-building blocks in emitters,...
6.
Endo Y, Akatsuka J, Obayashi K, Takeda H, Hayashi T, Nakayama S, et al.
Urol Int . 2020 Mar; 104(7-8):546-550. PMID: 32191941
Purpose: Bladder endometriosis (BE) is rare. Deep invasive endometriosis is difficult to control with medications alone; such cases need surgical treatment. Good results of laparoscopic partial cystectomy with a transurethral...
7.
Obayashi K, Akatsuka J, Endo Y, Takeda H, Hayashi T, Toyama Y, et al.
Prostate Int . 2020 Jan; 7(4):131-138. PMID: 31970137
Background: Various devices for isolating and detecting circulating tumor cells (CTCs) have been developed, whereas the CellSearch® system has been clinically used in numerous prostate CTC studies. CTCs might become...
8.
Yasuoka S, Kimura G, Toyama Y, Moriya K, Takahashi K, Matsuoka R, et al.
J Nippon Med Sch . 2018 Sep; 85(4):236-240. PMID: 30259894
A 73-year-old man presented with right lower back pain and dysuria. Right hydronephrosis and a large pelvic large mass were seen on computed tomography (CT). Although his prostate-specific antigen (PSA)...