Skip to content

Home Search Authors Pakistan News Saved

SciRah

SciRah does not host or store research papers. Results come live from free, official scholarly APIs, and every paper links back to its original source.

Data sources

OpenAlex
Semantic Scholar
Crossref
CORE
arXiv
PubMed

Privacy policy Terms of service

H. Koyama · SciRah

Researcher profile · Semantic Scholar

H. Koyama

Share profile

H. Koyama — researcher profile on SciRah

h-index: 39
Works: 275
Citations: 12K

Most-cited papers

Effects of chemotherapy and hormonal therapy for early breast cancer on recurrence and 15-year survival: an overview of the randomised trials.
O. Abe, R. Abe, K. Enomoto, K. Kikuchi +331 more
2005The Lancet7,428 citations
Semantic Scholar
Application of sentinel node biopsy to gastric cancer surgery.
M. Hiratsuka, I. Miyashiro, O. Ishikawa, H. Furukawa +8 more
2001Surgery277 citations
Semantic Scholar
Intraoperative sentinel lymph node examination by imprint cytology and frozen sectioning during breast surgery
K. Motomura, H. Inaji, Y. Komoike, T. Kasugai +3 more
2000British Journal of Surgery184 citations
Semantic Scholar
Combination technique is superior to dye alone in identification of the sentinel node in breast cancer patients
K. Motomura, H. Inaji, Y. Komoike, Y. Hasegawa +3 more
2001Journal of Surgical Oncology119 citations
Semantic Scholar
Second Primary Cancers Following Breast Cancer in the Japanese Female Population
Hideo Tanaka, H. Tsukuma, H. Koyama, Yoko Kinoshita +2 more
2001Japanese journal of cancer research : Gann91 citations Open access
Semantic Scholar
Lymphoscintigraphic Visualization of Internal Mammary Nodes With Subtumoral Injection of Radiocolloid in Patients With Breast Cancer
Kenzo Shimazu, Y. Tamaki, T. Taguchi, K. Motomura +5 more
2003Annals of Surgery87 citations Open access
Semantic Scholar
A case-control study of breast cancer among Japanese women: with special reference to family history and reproductive and dietary factors
I. Kato, S. Miura, F. Kasumi, T. Iwase +13 more
2005Breast Cancer Research and Treatment54 citations
Semantic Scholar
Clinical utility of the 70-gene MammaPrint profile in a Japanese population.
M. Ishitobi, T. Goranova, Y. Komoike, K. Motomura +6 more
2010Japanese Journal of Clinical Oncology52 citations
Semantic Scholar
Postoperative adjuvant therapy with tamoxifen, tegafur plus uracil, or both in women with node-negative breast cancer: a pooled analysis of six randomized controlled trials.
S. Noguchi, H. Koyama, J. Uchino, R. Abe +4 more
2005Journal of Clinical Oncology52 citations Open access
Semantic Scholar
Repeat Lumpectomy for Patients with Ipsilateral Breast Tumor Recurrence after Breast-Conserving Surgery
Y. Komoike, K. Motomura, H. Inaji, T. Kasugai +1 more
2002Oncology50 citations
Semantic Scholar
Intradermal radioisotope injection is superior to subdermal injection for the identification of the sentinel node in breast cancer patients
K. Motomura, Y. Komoike, Y. Hasegawa, T. Kasugai +3 more
2003Journal of Surgical Oncology47 citations
Semantic Scholar
Repeat Lumpectomy for Ipsilateral Breast Tumor Recurrence after Breast-Conserving Treatment
M. Ishitobi, Y. Komoike, Saki Nakahara, K. Motomura +2 more
2012Oncology42 citations
Semantic Scholar
Usefulness of a solid‐state gamma camera for sentinel node identification in patients with breast cancer
K. Motomura, A. Noguchi, T. Hashizume, Y. Hasegawa +4 more
2005Journal of Surgical Oncology42 citations
Semantic Scholar
Increased Expression of BRCA1 mRNA Predicts Favorable Response to Anthracycline-Containing Chemotherapy in Breast Cancers
C. Egawa, K. Motomura, Y. Miyoshi, Yuuki Takamura +5 more
2003Breast Cancer Research and Treatment41 citations
Semantic Scholar
Accuracy of Imprint Cytology for Intraoperative Diagnosis of Sentinel Node Metastases in Breast Cancer
K. Motomura, S. Nagumo, Y. Komoike, H. Koyama +1 more
2008Annals of Surgery36 citations
Semantic Scholar
Long-term results of breast-conserving treatment for early-stage breast cancer in Japanese women from multicenter investigation.
S. Ohsumi, G. Sakamoto, S. Takashima, H. Koyama +15 more
2003Japanese Journal of Clinical Oncology36 citations
Semantic Scholar
Intraoperative imprint cytology for the diagnosis of sentinel node metastases in breast cancer
K. Motomura, S. Nagumo, Y. Komoike, H. Koyama +1 more
2007Breast Cancer31 citations
Semantic Scholar
SPIO-Enhanced Magnetic Resonance Imaging for the Detection of Metastases in Sentinel Nodes Localized by Computed Tomography Lymphography in Patients with Breast Cancer
K. Motomura, M. Ishitobi, Y. Komoike, H. Koyama +6 more
2011Annals of Surgical Oncology30 citations
Semantic Scholar
Multiple sectioning and immunohistochemical staining of sentinel nodes in patients with breast cancer
K. Motomura, Y. Komoike, H. Inaji, Y. Hasegawa +3 more
2002British Journal of Surgery30 citations Open access
Semantic Scholar
Expression of Estrogen Receptor Beta and Phosphorylation of Estrogen Receptor Alpha Serine 167 Correlate with Progression-Free Survival in Patients with Metastatic Breast Cancer Treated with Aromatase Inhibitors
K. Motomura, M. Ishitobi, Y. Komoike, H. Koyama +3 more
2010Oncology28 citations
Semantic Scholar
Uracil-tegafur and tamoxifen vs cyclophosphamide, methotrexate, fluorouracil, and tamoxifen in post-operative adjuvant therapy for stage I, II, or IIIA lymph node-positive breast cancer: a comparative study
Youngjin Park, K. Okamura, S. Mitsuyama, Tsuyoshi Saito +15 more
2009British Journal of Cancer26 citations Open access
Semantic Scholar
Retrospective analysis of concurrent vs. sequential administration of radiotherapy and hormone therapy using aromatase inhibitor for hormone receptor-positive postmenopausal breast cancer.
M. Ishitobi, Y. Komoike, K. Motomura, H. Koyama +2 more
2009Anticancer Research26 citations
Semantic Scholar
Sentinel node biopsy for breast cancer: Technical aspects and controversies
K. Motomura, C. Egawa, Y. Komoike, T. Kataoka +3 more
2007Breast Cancer26 citations
Semantic Scholar
A pilot study of wider use of accelerated partial Breast irradiation: Intraoperative margin-directed re-excision combined with sole high-dose-rate interstitial brachytherapy
T. Nose, Y. Komoike, Ken Yoshida, M. Koizumi +11 more
2006Breast Cancer26 citations
Semantic Scholar
Efficacy of oral tegafur-uracil (UFT) as adjuvant therapy as compared with classical cyclophosphamide, methotrexate, and 5-fluorouracil (CMF) in early breast cancer: a pooled analysis of two randomized controlled trials (N·SAS-BC 01 trial and CUBC trial)
Y. Ohashi, Toru Watanabe, M. Sano, H. Koyama +2 more
2010Breast Cancer Research and Treatment25 citations
Semantic Scholar
Preferences for oral versus intravenous adjuvant chemotherapy among early breast cancer patients
M. Ishitobi, Kazuyo Shibuya, Y. Komoike, H. Koyama +1 more
2013Patient Preference and Adherence21 citations Open access
Semantic Scholar
A pre-operative chemoembolization therapy using lipiodol, cisplatin and gelatin sponge for hepatocellular carcinoma
S. Imaoka, Y. Sasaki, T. Shibata, M. Fujita +9 more
2004Cancer Chemotherapy and Pharmacology21 citations
Semantic Scholar
Treatment sequence of aromatase inhibitors and radiotherapy and long-term outcomes of breast cancer patients.
M. Ishitobi, M. Shiba, T. Nakayama, K. Motomura +3 more
2014Anticancer Research17 citations
Semantic Scholar
Randomized controlled trial comparing oral doxifluridine plus oral cyclophosphamide with doxifluridine alone in women with node-positive breast cancer after primary surgery.
T. Tominaga, H. Koyama, T. Toge, S. Miura +15 more
2003Journal of Clinical Oncology17 citations
Semantic Scholar
Immunohistochemical, ultrastructural and biochemical studies of an amylase-producing breast carcinoma
H. Inaji, H. Koyama, M. Higashiyama, S. Noguchi +5 more
2005Virchows Archiv15 citations
Semantic Scholar
[The role of neoadjuvant chemotherapy for breast cancer treatment].
H. Inaji, Y. Komoike, K. Motomura, T. Kasugai +1 more
2002Gan to kagaku ryoho. Cancer & chemotherapy15 citations
Semantic Scholar
Sentinel node biopsy to avoid axillary lymph node dissection in breast cancer
K. Motomura, Y. Komoike, S. Nagumo, T. Kasugai +4 more
2002Breast Cancer15 citations
Semantic Scholar
Three–Axillary Lymph Node Sampling for the Prediction of Nonsentinel Node Metastases in Breast Cancer Patients With Sentinel Node Metastases
K. Motomura, C. Egawa, Y. Komoike, S. Nagumo +2 more
2006Annals of Surgical Oncology14 citations
Semantic Scholar
Phenylenediamine derivatives induce GDF-15/MIC-1 and inhibit adipocyte differentiation of mouse 3T3-L1 cells.
Mika Yanagitai, T. Kitagawa, Kyouji Okawa, H. Koyama +1 more
2012Biochemical and Biophysical Research Communications - BBRC13 citations
Semantic Scholar
Detection of c-erbB-2 gene amplification in nipple discharge by means of polymerase chain reaction
K. Motomura, H. Koyama, S. Noguchi, H. Inaji +1 more
2004Breast Cancer Research and Treatment13 citations
Semantic Scholar
Breast Cancer with Ipsilateral Supraclavicular Metastases
T. Ogino, Y. Komoike, M. Ishitobi, K. Motomura +2 more
2011The Breast Journal12 citations Open access
Semantic Scholar
Breast-conserving treatment after neoadjuvant chemotherapy in large breast cancer
H. Inaji, Y. Komoike, K. Motomura, T. Kasugai +4 more
2002Breast Cancer11 citations
Semantic Scholar
The effect of adjuvant 5'-deoxy-5-fluorouridine in early stage breast cancer patients: results from a multicenter randomized controlled trial.
T. Tominaga, M. Toi, O. Abe, Y. Ohashi +24 more
2002International Journal of Oncology11 citations
Semantic Scholar
Prognostic Significance of Neutropenia on Day One of Anthracycline-Based Neoadjuvant Chemotherapy in Operable Breast Cancer
M. Ishitobi, Y. Komoike, K. Motomura, H. Koyama +1 more
2010Oncology10 citations
Semantic Scholar
A case of phyllodes tumor of the breast with a lesion mimicking fibroadenoma
Y. Tomimaru, Y. Komoike, C. Egawa, K. Motomura +3 more
2005Breast Cancer10 citations
Semantic Scholar
Early Response to Neo‐adjuvant Chemotherapy in Carcinoma of the Breast Predicts Both Successful Breast‐Conserving Surgery and Decreased Risk of Ipsilateral Breast Tumor Recurrence
M. Ishitobi, Y. Komoike, K. Motomura, H. Koyama +1 more
2010The Breast Journal9 citations Open access
Semantic Scholar
Long-term results of breast conserving surgery for stages I and II breast cancer: Experiences at Osaka Medical Center for cancer and cardiovascular diseases
Y. Komoike, K. Motomura, H. Inaji, T. Kasugai +3 more
2002Breast Cancer8 citations
Semantic Scholar
Patient age affects identification rate of sentinel nodes in breast cancer.
K. Motomura, Y. Komoike, H. Inaji, Y. Hasegawa +3 more
2002Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie8 citations
Semantic Scholar
Indeterminate calcification and clustered cystic lesions are strongly predictive of the presence of mucocele-like tumor of the breast: a report of six cases
Koji Kariya-city Aichi-pref. Tanaka, Y. Komoike, C. Egawa, K. Motomura +4 more
2009Breast Cancer7 citations
Semantic Scholar
Mediastinal lymph node involvement as the initial manifestation of occult thyroid cancer in the surgical treatment of lung cancer: Report of a case
M. Higashiyama, K. Kodama, H. Yokouchi, K. Takami +3 more
2006Surgery today (Print)7 citations
Semantic Scholar
Controversies in sentinel node biopsy for breast cancer
K. Motomura, Y. Komoike, S. Nagumo, T. Kasugai +3 more
2004Breast Cancer6 citations
Semantic Scholar
Clinical Dosage Determination of a New Aromatase Inhibitor, Anastrozole, in Postmenopausal Japanese Women with Advanced Breast Cancer
Y. Nomura, H. Koyama, Y. Ohashi, H. Watanabe
20006 citations
Semantic Scholar
Diagnosis of ductal carcinoma in situ (DCIS) and intraductal papilloma using fluorescence in Situ Hybridization (FISH) analysis
Y. Komoike, K. Motomura, H. Inaji, H. Koyama
2000Breast Cancer6 citations
Semantic Scholar
Ectopic Breast Cancer Located in the Anterior Chest Wall
T. Ogino, M. Ishitobi, Y. Komoike, K. Motomura +4 more
2010The Breast Journal5 citations Open access
Semantic Scholar
Randomized trial of cyclophosphamide, epirubicin, and fluorouracil chemotherapy compared with cyclophosphamide, methotrexate, and fluorouracil with node-positive breast cancer in Japan
M. Kimura, T. Tominaga, Y. Takatsuka, M. Toi +9 more
2010Breast Cancer5 citations
Semantic Scholar

Frequent co-authors

Invite them to SciRah by sharing their profile.

H. Inaji×37
Invite
H. Inaji — researcher profile on SciRah
K. Motomura×35
Invite
K. Motomura — researcher profile on SciRah
Y. Komoike×29
Invite
Y. Komoike — researcher profile on SciRah
T. Kasugai×13
Invite
T. Kasugai — researcher profile on SciRah

×13

Invite

S. Noguchi — researcher profile on SciRah

M. Ishitobi×11

Invite

M. Ishitobi — researcher profile on SciRah

Invite

S. Nagumo — researcher profile on SciRah

Invite

Y. Hasegawa — researcher profile on SciRah

Invite

R. Abe — researcher profile on SciRah

Invite

Y. Nomura — researcher profile on SciRah

Invite

S. Miura — researcher profile on SciRah

Invite

C. Egawa — researcher profile on SciRah