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Table 1 Characteristics of prospective studies on BBR

From: Anticancer effect of berberine based on experimental animal models of various cancers: a systematic review and meta-analysis

Author, year, country

Species, strain, gender, age

Model cell line

Experiment

Control

Outcome

Dosage

Frequency

Adnimistration

Duration

type

mean0

Sd0

n0

mean1

Sd1

n1

p value

Breast cancer

 Elisa Pierpaoli, 2015, Italy [10]

mice, FVB/N, F, 4w

SK-BR-3

2.5 mg/kg

biw

ip

32.5w

DMSO

VD

16.81

7.24

10

12.09

1.98

10

0.07

 Yuwan Zhao, 2017, China [11]

mice, BALB/c, F, 6w

MDA-MB-231

100 mg/kg

tiw

po

3w

DMSO

TV

2.70

0.18

7

0.68

0.08

7

< 0.01

BW

24.40

0.69

7

22.48

0.81

7

< 0.01

 Alaa Refaat, 2013, Japan [12]

mice, BALB/c, F, 6w

4 T1

100 mg/kg

qd

po

4.3w

CMC

TW

0.21

0.01

6

0.15

0.01

6

< 0.01

 Sangmin Kim, 2018, Korea [13]

mice, Balb/c, F, 6-8w

MDA-MB-231

0.1% BBR in the drinking water

Daily free intake

po

6.6w

–

TV

0.42

0.18

5

0.21

0.08

5

0.05

 Kalyani Chowdary Karnam, 2017, India [14]

rats, SD, F, 6.4–8.3w

Induced by DMBA

50 mg/kg [pretreatment]

tiw

po

4w

Corn oil

TV

3.79

0.90

6

0.63

0.30

6

< 0.01

TW

9.64

0.90

6

3.80

0.99

6

< 0.01

50 mg/kg [posttreatment]

TV

3.79

0.90

6

1.31

0.60

6

< 0.01

TW

9.64

0.90

6

5.71

1.32

6

< 0.01

 Elisa Damiani, 2015, Italy [15]

miceFVB/NF4w

HER2/neu transgenic mice

2.5 mg/kg

biw

ip

NR

Sterile saline

VD

16.77

5.31

7

11.07

1.75

9

0.03

 Ke Su, 2016, China [16]

mice, Balb/c, F, 6w

MDA-MB-231

10 mg/kg

q4d

ip

3w

DMSO

TV

0.59

0.27

6

0.27

0.12

6

0.02

TW

0.50

0.11

6

0.29

0.06

6

< 0.01

BW

22.59

7.31

6

19.10

3.71

6

0.32

Liver cancer

 Guan-Yu Wang, 2009, China [17]

mice, Balb/c, M, 6w

HEPG2

40 mg/kg

qd

ip

1.4w

Saline

TV

3.31

0.38

5

2.21

0.22

6

< 0.01

BW

3.13

0.43

5

4.62

0.41

6

< 0.01

80 mg/kg

TV

3.31

0.38

5

1.43

0.13

5

< 0.01

BW

3.13

0.43

5

3.74

0.36

5

0.04

 Jing Li, 2015, Canada [18]

mice, Balb/c, NR, 6-8w

H22

50 mg/kg

qd

po

2w

Water

TV

4.24

0.56

10

0.33

0.35

10

< 0.01

 Chi Man Tsang, 2015, China [19]

mice, NR, NR, NR

MHCC-97 L-luciferase

10 mg/kg

qod

ip

5w

Saline

TV

1.00

0.05

7

0.21

0.03

7

< 0.01

VD

12.58

2.94

7

2.18

1.29

7

< 0.01

Colon cancer

 Norio Iizuka, 2002, Japan [20]

mice, Balb/c, M, 6w

Colon26/clone 20

0.1% BBR in the driNRing water

Daily free intake

po

2w

–

TW

0.22

0.15

9

0.25

0.12

9

0.65

BW

18.20

1.50

9

18.40

1.80

9

0.80

0.2% BBR in the driNRing water

TW

0.22

0.15

9

0.25

0.15

9

0.68

BW

18.20

1.50

9

22.20

1.50

9

< 0.01

0.4% BBR in the driNRing water

TW

0.22

0.15

9

0.24

0.18

9

0.80

BW

18.20

1.50

9

20.90

4.20

9

0.10

 H Ruan, 2017, China [21]

mice, Balb/c, NR, 6-7w

KM12C/shCtrl

10 mg/kg

qd

ip

2w

DMSO

TV

1.26

0.97

6

0.79

0.53

6

0.32

KM12C/shRXRα

1.54

0.92

6

1.40

0.46

6

0.76

 Yuchen Cai, 2013, Japan [22]

mice, Balb/c, NR, 5w

HT-29

10 mg/kg

qd

po

2w

Sterile water

TV

6.11

3.01

10

4.33

2.42

10

0.16

BW

6.60

3.60

10

4.90

3.20

10

0.28

30 mg/kg

TV

6.11

3.01

10

4.09

1.76

10

0.08

BW

6.60

3.60

10

3.90

2.70

10

0.07

50 mg/kg

TV

6.11

3.01

10

3.34

1.31

11

0.01

BW

6.60

3.60

10

3.60

2.50

11

0.04

nasopharyngeal carcinoma

 Chao Wang, 2017, China [23]

mice, NOD/SCID, F, 8w

HONE-1

10 mg/kg

tiw

ip

3w

DMSO

TV

0.58

0.06

5

0.10

0.03

5

< 0.01

TW

0.15

0.01

5

0.02

0.01

5

< 0.01

 Chi Man Tsang, 2013, China [24]

mice, NR, M, 6-8w

C666–1

5 mg/kg

qod

ip

6w

DMSO

TV

0.15

0.05

5

0.04

0.03

5

< 0.01

10 mg/kg

0.15

0.05

5

0.02

0.02

4

< 0.01

Lung cancer

 Michael A. James, 2011, Missouri [25]

mice, Balb/c, M, 4-6w

A549

1800 ppm

Daily free intake

po

4w

DMSO

TV

0.06

0.02

3

0.02

0.02

4

0.05

5400 ppm

0.06

0.02

3

0.01

0.01

2

0.04

 Santosh K. Katiyar, 2009, Alabama [26]

mice, Balb/c, F, 6-7w

A549

50 mg/kg

qd

po

7w

PBS

TV

1.40

0.07

10

0.99

0.04

10

< 0.01

TW

2.32

0.27

10

2.02

0.30

10

0.03

100 mg/kg

TV

1.40

0.07

10

0.60

0.03

10

< 0.01

TW

2.32

0.27

10

1.16

0.21

10

< 0.01

200 mg/kg

TV

1.40

0.07

10

0.30

0.06

10

< 0.01

TW

2.32

0.27

10

0.62

0.09

10

< 0.01

H1299

50 mg/kg

TV

1.59

0.10

10

1.36

0.05

10

< 0.01

TW

2.71

0.31

10

2.36

0.29

10

0.02

100 mg/kg

TV

1.59

0.10

10

1.05

0.05

10

< 0.01

TW

2.71

0.31

10

1.82

0.29

10

< 0.01

200 mg/kg

TV

1.59

0.10

10

0.61

0.02

10

< 0.01

TW

2.71

0.31

10

1.15

0.10

10

< 0.01

Gastric cancer

 Junxiong Wang, 2016, China [27]

mice, Balb/c, F, 5w

BGC823

50 mg/kg

qd

po

4w

NR

TV

2.28

0.24

3

0.73

0.13

3

< 0.01

TW

1.37

0.37

3

0.32

0.08

3

< 0.01

BW

2.51

0.69

3

0.10

0.46

3

< 0.01

 Hongli Li, 2016, China [28]

mice, Balb/c, M, 4w

MGC803

15 mg/kg

qd

po

3.3w

NR

TV

0.85

0.29

6

0.44

0.09

6

0.02

TW

0.68

0.18

6

0.42

0.07

6

< 0.01

Neuroepithelial tumor

 Juan Wang, 2015, China [29]

miceBalb/cNN

–

100 mg/kg

qd

po

3w

NR

TV

0.04

0.02

8

0.02

0.00

8

0.05

 Yuxue Sun, 2018, China [30]

miceBalb/cN6-8w

C6

10 mg/kg

qd

ip

1w

DMSO

TV

0.77

0.22

7

0.35

0.06

7

< 0.01

Endometrial carcinoma

 Yu Wang, 2018, China [31]

mice, Balb/c, NR, 6w

HEC-1-A

50 mg/kg

qd

po

4w

DMSO

TV

1.01

0.13

6

0.65

0.06

6

< 0.01

100 mg/kg

1.01

0.13

6

0.34

0.04

6

< 0.01

Esophageal cancer

 Kewei Ren, 2016, China [32]

mice, Balb/c, M, 6-8w

Eca9706

20 mg/kg

qd

po

7w

DMSO

TV

6.37

0.25

5

5.05

0.60

5

< 0.01

TW

2.66

0.29

5

1.82

0.21

5

< 0.01

Tongue squamous cell carcinima

 Yung-Tsuan Ho, 2009, China [33]

mice, Balb/c, F, 6w

SCC-4

10 mg/kg

q4d

ip

4w

DMSO

TV

0.18

0.06

6

0.03

0.02

6

< 0.01

TW

0.26

0.16

6

0.12

0.09

6

0.11

Cholangiocarcinoma

 Nattapong Puthdee, 2013, Japan [34]

hamster, Syrian, M, 4-5w

Ham-1

10 mg/kg

qd

po

3w

sterile water

TW

0.70

0.18

5

0.67

0.11

5

0.79

Sarcoma

 Lei Zhang, 2012, China [35]

mice, Kunming, NR, 6w

S180

30 mg/kg

qd

ip

NR

NR

TW

2.20

0.93

10

1.26

0.54

9

0.02

BW

2.71

2.20

10

−2.54

3.24

9

< 0.01

  1. Mean0: mean value in control group (cm3 for tumor volume, g for tumor weight and body weight, mm/mm2 for vessel density); Sd0: standard difference in control group; N0: sample size in control group; Mean1: mean in berberine group; Sd1: standard difference in berberine group; N1: sample size in berberine group; M: male; F: femle; NR: non reported; TV: tumor volume; TW: tumor weight; VD: vessel density; BW: body weight