Ingredient ID 759 
Chinese Pronunciation SONGLUOCHA 
English Name Chinese Usnea  
Latin Name Usnea  
Aliases LaoJunXv
Identified Compounds

order by name

1. Barbatic Acid

   C19H20O7   360.36

2. Diffractaic Acid

   C20H22O7   374.39

3. Usnic Acid

   C18H16O7   344.32
NSC# 5889 Activity (<1uM)
NSC# 5890 Activity (<10uM)

4. Lichenin


5. D-usnic Acid

   C18H16O7   344.32

Recipes that contain
  1. 8      ErFenWan
  2. 212      ErFenWan

Available references (order by impact factor):

1:  Berglund DL, Eversman S.
Flow cytometric measurement of pollutant stresses on algal cells.
Cytometry.    impact factor:   2.843
1988;  9(2): 150-5

2:  Heibel E, Lumbsch HT, Schmitt I I.
Genetic variation of Usnea filipendula (Parmeliaceae) populations in western Germany investigated by RAPDs suggests reinvasion from various sources.
Am J Bot.    impact factor:   2.383
1999;  86(5): 753

3:  Garty J, Kauppi M, Kauppi A.
Differential responses of certain lichen species to sulfur-containing solutions under acidic conditions as expressed by the production of stress-ethylene.
Environ Res.    impact factor:   1.617
1995;  69(2): 132-43

4:  Okuyama E, Umeyama K, Yamazaki M, Kinoshita Y, Yamamoto Y.
Usnic acid and diffractaic acid as analgesic and antipyretic components of Usnea diffracta.
Planta Med.    impact factor:   1.438
1995;  61(2): 113-5

5:  Kheir YM, Patel MB.
Isolation of (+) usnic acid from Sudanese drug Usnea molliuscula.
Planta Med.    impact factor:   1.438
1975;  27(2): 171-2

6:  Garty J, Kauppi M, Kauppi A.
The Influence of Air Pollution on the Concentration of Airborne Elementsand on the Production of Stress-Ethylene in the Lichen Usnea hirta(L.) Weber em. Mot. Transplanted in Urban Sites in Oulu, N. Finland
Arch Environ Contam Toxicol.    impact factor:   1.437
1997;  32(3): 285-90

7:  Rossbach M, Jayasekera R, Kniewald G, Thang NH.
Large scale air monitoring: lichen vs. air particulate matter analysis.
Sci Total Environ.    impact factor:   1.126
1999;  232(1-2): 59-66

8:  Poblet A, Andrade S, Scagliola M, Vodopivez C, Curtosi A, Pucci A, Marcovecchio J.
The use of epilithic Antarctic lichens (Usnea aurantiacoatra and U. antartica) to determine deposition patterns of heavy metals in the Shetland Islands, Antarctica.
Sci Total Environ.    impact factor:   1.126
1997;  207(2-3): 187-94

9:  Yamamoto Y, Miura Y, Kinoshita Y, Higuchi M, Yamada Y, Murakami A, Ohigashi H, Koshimizu K.
Screening of tissue cultures and thalli of lichens and some of their active constituents for inhibition of tumor promoter-induced Epstein-Barr virus activation.
Chem Pharm Bull (Tokyo).    impact factor:   1.117
1995;  43(8): 1388-90

10:  Nishikawa Y, Oki K, Takahashi K, Kurono G, Fukuoka F.
Studies on the water soluble constituents of lichens. II. Antitumor polysaccharides of Lasallia, Usnea, and Cladonia species.
Chem Pharm Bull (Tokyo).    impact factor:   1.117
1974;  22(11): 2692-702

11:  Ingolfsdottir K.
Usnic Acid.
Phytochemistry.    impact factor:   1.106
2002;  61(7): 729-36

12:  Teixeira AZ, Iacomini M, Gorin PA.
An unusual glucomannan from Tornabenia intricata.
Phytochemistry.    impact factor:   1.106
1992;  31(10): 3467-70

13:  Figueira R, Pacheco AM, Sousa AJ, Catarino F.
Development and calibration of epiphytic lichens as saltfall biomonitors--dry-deposition modelling.
Environ Pollut.    impact factor:   1.078
2002;  120(1): 69-78

14:  Carreras HA, Pignata ML.
Biomonitoring of heavy metals and air quality in Cordoba City, Argentina, using transplanted lichens.
Environ Pollut.    impact factor:   1.078
2002;  117(1): 77-87

15:  Carreras HA, Pignata ML.
Comparison among air pollutants, meteorological conditions and some chemical parameters in the transplanted lichen Usnea amblyoclada.
Environ Pollut.    impact factor:   1.078
2001;  111(1): 45-52

16:  Kinoshita Y, Yamamoto Y, Kurokawa T, Yoshimura I.
Influences of nitrogen sources on usnic acid production in a cultured Mycobiont of the lichen Usnea hirta (L.) Wigg.
Biosci Biotechnol Biochem.    impact factor:   1.039
2001;  65(8): 1900-2

17:  Huneck S, Follmann G.
[On the chemistry of Chilean liches. XVII. On the contents of Usnea pusilla (RAES.) RAES., Stereocaulon ramulosum (SWANS.) RAEUSCH. and Arthothelium pacificum FOLLM]
Z Naturforsch B.    impact factor:   .744
1967;  22(4): 461

18:  Goncalo S.
Contact sensitivity to lichens and compositae in Frullania dermatitis.
Contact Dermatitis.    impact factor:   .741
1987;  16(2): 84-6

19:  Marcano V, Rodriguez-Alcocer V, Morales Mendez A.
Occurrence of usnic acid in Usnea laevis Nylander (lichenized ascomycetes) from the Venezuelan Andes.
J Ethnopharmacol.    impact factor:   .687
1999;  66(3): 343-6

20:  Abo-Khatwa AN, al-Robai AA, al-Jawhari DA.
Lichen acids as uncouplers of oxidative phosphorylation of mouse-liver mitochondria.
Nat Toxins.    impact factor:   0
1996;  4(2): 96-102

21:  Periera EC, Nascimento SC, Lima RC, Silva NH, Oliveira AF, Bandeira E, Boitard M, Beriel H, Vicente C, Legaz ME.
Analysis of Usnea fasciata crude extracts with antineoplastic activity.
Tokai J Exp Clin Med.    impact factor:   0
1994;  19(1-2): 47-52

22:  Dobrescu D, Tanasescu M, Mezdrea A, Ivan C, Ordosch E, Neagoe F, Rizeanu A, Trifu L, Enescu V.
Contributions to the complex study of some lichens-Usnea genus. Pharmacological studies on Usnea barbata and Usnea hirta species.
Rom J Physiol.    impact factor:   0
1993;  30(1-2): 101-7

23:  Jia M, Lu X, Yang J.
[Morphology and histology of Usnea Longissima Ach]
Zhongguo Zhong Yao Za Zhi.    impact factor:   0
1992;  17(9): 522-3, 574

24:  Rowe JG, Saenz MT, Garcia MD.
[Antibacterial activity of some lichens from southern Spain]
Ann Pharm Fr.    impact factor:   0
1989;  47(2): 89-94


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