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Family Sapotaceae
Chico
Achras zapota Linn.
CHIKU TREE

Ren xin guo

Scientific names  Common names
Achras zapota Linn. Chico (Tag.) 
Achras mammosa Linn. Chico sapote (Engl.) 
Achras zapotilla (Jacq.) Nutt. Chicle (Engl.)
Sapota achras Mill.  Chiku tree (Engl.)
Sapota zapotilla Coville Naseberry (Engl.)
Manilkara achras (Mill.) Fosberg Sapodilla (Engl.)
Manilkara zapota (Linn.) van Royen Ren xin guo (Chin.)

Botany
Chico is a much-branched tree growing to a height of 8 meters. Leaves are oblong to narrowly oblong-obovate, 8 to 13 centimeters in length, pointede at both ends. Flowers are hairy outside, 6 to 8 millimeters long and 6-parted. Fruit is brown, fleshy, ovoid to round, 3 to 8 centimeters long, containing 5 or more shiny blackish-brown seeds. Fleshy is brown, soft, slightly gritty, sweet, and very agreeable in flavor.

Distribution
- Cultivated in most parts of the Philippines.
- Introduced from tropical America in the early colonial period.

Parts utilized:
Bark, seeds, fruit.

Constituents
- Leaves contain a bitter principle alkaloid, sapotin 0.076%, fixed oil 1.45%, etc.
- Fruit also yields sapotin, 0.013%.
- Seeds yield sapotin, saponin, achrassaponin, an alkaloid, fixed-oil 16-23%, the bitter principle, sapotinine 0.08%, etc.
- Bark contains sapotin, saponin, and tannin 11.8%.
- Gum chicle contains 75% resin, gum (arabin) 10%, calcium oxalate, sugar, etc.
- Fruit flesh yields saccharose 7%, dextrose 3.7%, and levulose 3.4%.
- Chemical composition analysis of sapota juice showed it to be a rich source of sugars, proteins, vitamin C, phenolics, carotenoids and minerals (iron, copper, zinc, calcium and potassium).
- Phytochemical screening yielded terpenoids, glycosides, and flavonid type compounds.

Properties
- Seeds are aperient, diuretic, tonic, and antipyretic.
- Sapotin considered a febrifuge.

Uses
Folkloric
• Decoction of the bark used for diarrhea and fever.
• Fruit soaked in melted butter overnight, is thought to be preventive for biliousness and fevers.
• Seed kernel oil used as skin ointment and as dressing for falling hair.
• In Mexico, used for kidney stones and rheumatism.
• In West Indies, seeds considered aperient and diuretic; the bark as tonic and febrifuge.
• In Cuba, seed infusion used as an eyewash.
• In Konkan, fruit soaked in melted butter overnight, considered an excellent preventive for biliousness and febrile attacks.
• In Antilles, astringent fruit used for dysentery.
• Leaf decoction used for fever, hemorrhage, wounds and ulcers.
• For neuralgia, leaf with tallow or oil, applied as compress to the temples.
• Seeds used for fever; when ground with water, acts as diuretic.
• In Indonesia, flowers are one of the ingredients in a powder rubbed on the woman's body after childbirth.
• In Cambodia, tannin from the bark used for diarrhea and fever.
Others
Bark: Used for tanning sails and making fish tackle.
Gum chicle: Derived from the bark juice, is used in the manufacture of chewing gum. Gum chicle is also used for transmission belts, dental surgery, and a substitute for gutta-percha.
Lambanog flavoring: fruit is also a popularly used in the aging of the coconut liquer, lambanog.

Related additional info
Latex is tapped only if the sapodilla is at least 20 to 25 years old. Each tapping yields only 21/2 pounds of gum over a period of six hours; and trees are tapped only once in three or four years. (The Story of Chewing Gum)

Studies
Phytochemical: Triterpenoids, achras sapota, saponins, cotyledons, terpenes, tepenoids, non-polar extracts: Study isolated 14 triterpenoids and five triterpenoidal saponins.
• Triterpenoid saponin / Antimibacterial: Study isolated a new pentacyclic triterpenoids saponin along with one known from the cotyledons of Achras sapota. Compound 2 showed antibacterial activity against Gram positive and negative bacteria.
• Antioxidant: Study showed zapota juice to have multiple radical-scavenging potential due to its nutraceutical components, viz., phenolics carotenoids and ascorbic acid.
• Antimicrobial: Study of extracts of stem bark and leaves
showed activity against all pathogenic bacteria in the study, including Aspergillus flavus, Vasianfactum sp and Fusarium sp.
• Antibacterial: Study showed the acetone extract of M. zapota seeds to be bactericidal.
Antioxidant / Hepatoprotective: Study of cold ethanolic extract of M. zapota leaves demonstrated significant dose-dependent antioxidant activity. In a carbon tetrachloride (CCl4)-induced liver damage model in rats, it exhibtice hepatoprotective activity.
Anti-Tumor: Study of stem bark of M. zapota against Ehrlich ascites carcinoma in Swiss albino mice showed significant antitumour activity with increase in survival time and restored hematological parameters.

Caution !
Seeds contain hydrocyanic acid and should be removed before eating the fruit.

Availability
Cultivated.


Last Update January 2012

Photos ©Godofredo Stuart / StuartXchange
OTHER IMAGE SOURCE: Graphic / Archivo:Manilkara zapota Blanco1.85.png / Flora de Filipinas / 1880 - 1883 / Francisco Manuel Blanco (O.S.A) / Public Domain / Modifications by Carol Spears / Wikimedia Commons

Additional Sources and Suggested Readings
(1)
Triterpenoids, achras sapota, saponins, cotyledons, terpenes, tepenoids, non-polar extracts
(2)
Saponins from the seeds of Achras sapota. / Rehana Ahmed et al / Journal of Asian natural products research (J Asian Nat Prod Res) / 2008 Jan-Feb; vol 10 (issue 1-2) : pp 7-16 / DOI: 10.1080/10286020701276026
(3)
Chemical composition and antioxidant activity of sapota (Achras sapota linn.) fruit / Anand P Kulkarni et al / Journal of food biochemistry / 2007, vol. 31, no3, pp. 399-414
(4)
Achras sapota / AgroForestryTree Database
(5)
Preliminary Investigation of the Antibacterial Activity of Acalyphahispida Leaf extracts against Local Bacterial isolates from skin infections / Okoh H I et al / NigerianJournal of Health and Biomedical Sciences. Vol. 5, No 2, July December
(6)
Sorting Manilkara names / Maintained by: Michel H. Porcher / MULTILINGUAL MULTISCRIPT PLANT NAME DATABASE
(7)
Antimicrobial Investigation on Manilkara zapota (L.) P. royen / M Abu Osman, M Abdul Aziz, M Habib, M Rezaul Karim / International Journal of Drug Development and Research, 2011, Vo l3, No1
(8)
In vitro antibacterial activity in seed extracts of Manilkara zapota, Anona squamosa, and Tamarindus indica
/ Vijay Kothari and Sriram Seshadri / doi: 10.4067/S0716-97602010000200003 / Biol Res 43: 165-168, 2010
(9)
Antioxidant Activity of the Ethanol Extract of Manilkara zapota Leaf / M. E. Islam, M. S. Parvin, M. R. Islam, M. S. Islam, S. M. R. Hasan / Journal of Scientific Research, Vol 4, No 1 (2012)
(10)
Inhibition of Ehrlich ascites carcinoma by Manilkara zapota L. stem bark in Swiss albino mice / M Abu Osman, M Mamunur Rashid, M Abdul Aziz, M Rowshahul Habib, M Rezaul karim / Asian Pacific Journal of Tropical Biomedicine, (2011)448-451/ doi:10.1016/S2221-1691(11)60098-1


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