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Table 2 IC50 values (μg/mL) against 20 microorganisms of the most active extracts

From: Ethnobotanical study of Hakka traditional medicine in Ganzhou, China and their antibacterial, antifungal, and cytotoxic assessments

Herb No. &

Solvent

Plant name

Fungi

Gram-negative bacteria

Gram-positive bacteria

SC

CAU

CG

CA

CP

BD

SF

AB

PA

SLE

AH

EA

EC

SS

SE

BC

SA

EF

ML

LI

2–2

S. tamariscina

–

853

–

–

–

843

–

–

–

–

–

–

–

–

–

939

88

–

413

476

3–2

S. moellendorffii

–

797

–

–

–

597

–

–

–

–

–

–

–

–

–

992

374

–

30

73

5–4

A. flabellulatum

–

–

–

–

–

–

826

–

–

–

–

–

–

–

–

–

38

–

–

–

6–2

S. hastata

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

733

135

–

–

–

8–2

E. ramosissimum

–

–

–

–

–

978

–

–

–

–

929

–

–

–

–

–

244

974

106

431

8–3

 

–

–

–

–

–

–

–

–

–

–

853

–

–

–

–

–

182

–

345

395

9–3

F. oldhamii's root

–

–

–

864

–

143

309

–

492

763

826

398

530

299

975

–

982

–

138

–

13–3

L. glauca

–

–

–

894

–

264

–

–

–

–

–

–

383

–

–

–

144

–

984

–

14–2

C. jensenianum

308

865

–

–

797

995

–

–

–

–

–

–

–

950

–

892

150

242

284

–

19–2

L. formosana

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

278

191

310

847

21–3

S. cathayensis' root

–

504

603

–

927

–

–

–

–

–

–

–

–

–

–

403

403

104

103

–

25–1

M. cochinchinensis

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

435

166

138

975

927

25–2

–

–

972

–

–

144

595

967

–

–

–

879

241

–

634

67

45

11

947

980

25–3

924

–

–

–

947

976

–

–

–

–

–

–

–

–

–

–

38

–

964

–

25–4

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

12

–

–

–

26–4

F. simplicissima

–

–

–

–

–

982

–

–

–

–

–

–

–

–

–

–

–

190

974

946

31–2

P. chinensis var. paradoxa

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

105

835

32–2

infected leaf of C.oleifera

–

–

–

–

–

803

–

–

–

–

–

–

–

–

–

256

71

569

299

471

33–2

A. nitida

–

–

–

–

–

873

–

–

–

–

–

–

–

–

–

–

–

–

106

695

33–3

 

–

–

–

–

876

201

306

–

–

–

205

–

307

874

–

–

110

–

–

–

34–4

E. acuminatissima

–

–

–

998

–

–

880

–

–

–

975

–

–

460

–

–

–

148

870

786

35–2

H. japonicum

121

985

–

–

995

424

–

–

–

–

925

–

–

–

–

–

92

958

191

841

39–2

L. alfredii

–

–

–

–

–

355

–

–

–

–

–

–

–

–

–

–

–

240

171

396

45–2

M. officinalis

–

–

–

–

943

965

–

–

–

–

–

–

–

–

–

757

136

862

665

–

50–3

B. sinica

–

–

–

–

–

275

497

–

–

274

893

–

796

–

–

–

185

–

264

–

52–4

N. grossedentata

–

–

–

–

–

104

–

–

–

–

296

–

–

–

–

–

982

–

598

–

57–2

T. arguta

–

–

–

985

–

590

–

–

–

–

–

–

–

–

–

–

564

–

164

295

57–3

–

–

499

–

764

387

297

296

–

–

296

–

–

–

–

–

–

–

286

185

64–3

P. angulata

102

975

–

–

–

473

–

–

–

–

–

–

–

–

–

–

–

–

955

–

67–1

V. officinalis

–

–

–

–

–

938

–

–

–

–

–

–

–

–

–

162

–

–

–

–

69–2

O. vulgare

–

–

–

895

–

–

–

–

–

–

–

–

–

–

–

397

–

109

234

136

70–2

S. prionitis

–

–

–

736

985

199

–

–

–

–

–

–

467

498

369

–

–

499

176

117

72–4

M. scabra

–

–

–

–

–

355

–

–

–

–

–

–

–

–

–

–

–

127

422

565

73–2

B. lindleyana

973

–

–

885

–

974

–

–

–

–

–

–

–

–

–

–

985

–

194

399

75–2

S. cusia

–

–

–

895

987

158

–

–

–

–

–

–

–

764

–

–

–

298

376

–

86–1

C. crepidioides

–

–

–

–

–

792

–

–

–

–

–

–

–

–

–

–

–

–

834

–

86–3

–

–

–

–

995

982

–

–

–

–

–

–

–

–

–

–

–

–

264

182

86–4

–

–

–

–

–

786

786

–

–

509

992

–

–

753

–

–

–

539

184

530

89–1

A. gramineus

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

185

251

–

–

–

95–1

A. japonica's fruit

–

829

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

639

136

–

97–3

S. glabra

798

–

–

–

786

764

–

–

–

–

–

–

–

–

–

997

–

540

181

932

P

Positive controla

0.01

0.10

0.12

0.01

0.13

2.26

0.02

0.17

0.02

0.01

0.01

0.04

0.02

0.02

0.49

0.02

0.28

9.44

2.11

0.59

  1. No.1 to 97: Hakka herbs listed in Table 1; Solvent (−1 to −4): hexane, ethyl acetate, methanol, water;
  2. IC50 values less than 200 μg/mL were marked in bold;
  3. a Positive control: miconazole for fungi, chloramphenicol for EF, ciprofloxacin for other bacteria