UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000043339
Receipt number R000049477
Scientific Title A comparative study of the intestinal flora of untreated postmenopausal breast cancer patients and healthy postmenopausal individuals and a preliminary study of soymilk beverage acceptability in a group of breast cancer patients
Date of disclosure of the study information 2021/03/10
Last modified on 2021/02/15 23:30:17

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Basic information

Public title

A comparative study of the intestinal flora of untreated postmenopausal breast cancer patients and healthy postmenopausal individuals and a preliminary study of soymilk beverage acceptability in a group of breast cancer patients

Acronym

A comparative study of the intestinal flora of untreated postmenopausal breast cancer patients and healthy postmenopausal individuals and a preliminary study of soymilk beverage acceptability in a group of breast cancer patients

Scientific Title

A comparative study of the intestinal flora of untreated postmenopausal breast cancer patients and healthy postmenopausal individuals and a preliminary study of soymilk beverage acceptability in a group of breast cancer patients

Scientific Title:Acronym

A comparative study of the intestinal flora of untreated postmenopausal breast cancer patients and healthy postmenopausal individuals and a preliminary study of soymilk beverage acceptability in a group of breast cancer patients

Region

Japan


Condition

Condition

Breast Cancer

Classification by specialty

Breast surgery

Classification by malignancy

Malignancy

Genomic information

NO


Objectives

Narrative objectives1

To investigate acceptability of soymilk in Japanese breast cancer patients, and compare the composition of intestinal flora between patients who drink the soymilk and who do not drink

Basic objectives2

Others

Basic objectives -Others

Composition of intestinal flora before and after drinking fermented soymilk drink, before and after surgery, immunological biomarker

Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

1) Acceptability of soymilk in Japanese breast cancer patients
2) Composition of intestinal flora between patients who drink the soymilk and who do not drink

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Open -no one is blinded

Control

No treatment

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

2

Purpose of intervention

Treatment

Type of intervention

Food

Interventions/Control_1

with soymilk

Interventions/Control_2

without soymilk

Interventions/Control_3


Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

20 years-old <=

Age-upper limit


Not applicable

Gender

Female

Key inclusion criteria

(1) Postmenopausal women
(2) The age at the time of obtaining document consent is 20 years or older.
(3) ECOG Performance Status (PS) is 0 or 1.
(4) Those who have a constant daily diet and a constant daily rhythm
(5) Those whose inspection values are within the normal range
(6) Histological diagnosis of breast cancer has been obtained
(7) Primary untreated primary breast cancer without distant metastasis
(8) Scheduled surgery for breast cancer (assuming no preoperative treatment)
(9) Do not have double cancer

Key exclusion criteria

(1) Those who cannot drink soy milk
(2) Those who drink soy milk on a daily basis
(3) Those who have a history of food allergies that are problematic when participating in the study, including allergies to soybeans, milk, and soymilk.
(4) Those who regularly use foods that may affect intestinal regulation, foods for specified health use, foods with functional claims, supplements, and health foods at least 3 times a week
(5) Those who are taking antibiotics within 2 weeks before registration
(6) Those who took intestinal regulators and laxatives within 1 month before registration
(7) Alcoholic drinkers
(8) Those who have extremely irregular eating habits, those who have irregular lifestyles such as shift workers and late-night workers
(9) Those who have been treated for gastrointestinal diseases within 6 months before registration
(10) Those who have a history of surgery within 6 months before registration
(11) Those who have an active infectious disease that requires treatment
(12) Those who have diarrhea requiring treatment
(13) People with constipation who often have no bowel movements for more than a week
(14) Those who are undergoing treatment for constipation or constipation that requires treatment
(15) Those with inflammatory bowel disease
(16) Those with a BMI of 25 or above
(17) Those who have an artificial anus
(18) Those who have had intestinal obstruction (ileus) in the past
(19) Those who have had severe abdominal pain or black stools within the past week
(20) Those who are on dialysis
(21) Those who have undergone breast augmentation surgery
(22) Those who have been diagnosed with hay fever and who are taking over-the-counter medicine due to subjective symptoms of hay fever
(23) Those with severe medical illness, signs of psychiatric or neurological illness that do not comply with the provisions of this study
(24) Others who are deemed inappropriate as the subject of this study by the principal investigator, etc.

Target sample size

60


Research contact person

Name of lead principal investigator

1st name Masakazu
Middle name
Last name Toi

Organization

Kyoto University Hospital

Division name

Breast Surgery

Zip code

6068507

Address

54 Kawaharacho, Shogoin, Sakyo-kum, Kyoto, Japan

TEL

075-751-3660

Email

toi@kuhp.kyoto-u.ac.jp


Public contact

Name of contact person

1st name Masahiro
Middle name
Last name Takada

Organization

Kyoto University Hospital

Division name

Breast Surgery

Zip code

6068507

Address

54 Kawaharacho, Shogoin, Sakyo-kum, Kyoto, Japan

TEL

075-751-3660

Homepage URL


Email

masahiro@kuhp.kyoto-u.ac.jp


Sponsor or person

Institute

Kyoto University

Institute

Department

Personal name



Funding Source

Organization

Yakult, co., jp

Organization

Division

Category of Funding Organization

Profit organization

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Kyoto University Graduate School and Faculty of Medicine, Ethics Committee

Address

Yoshida-Konoe-cho, Sakyo-ku, Kyoto 606-8501, JAPAN

Tel

075-753-4680

Email

ethcom@kuhp.kyoto-u.ac.jp


Secondary IDs

Secondary IDs

NO

Study ID_1


Org. issuing International ID_1


Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions



Other administrative information

Date of disclosure of the study information

2021 Year 03 Month 10 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled


Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Preinitiation

Date of protocol fixation

2021 Year 02 Month 09 Day

Date of IRB


Anticipated trial start date

2021 Year 03 Month 10 Day

Last follow-up date

2023 Year 03 Month 09 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2021 Year 02 Month 16 Day

Last modified on

2021 Year 02 Month 15 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000049477


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name