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Revista Cubana de Investigaciones Biomédicas

ISSN 1561-3011 (Electronic)
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2019, Number 2

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Rev Cubana Invest Bioméd 2019; 38 (2)

Fractality in a pattern of crystallization of human cervical mucus obtained at periovulatory period

Vigil PP, Cortés CME
Full text How to cite this article

Language: Spanish
References: 7
Page: 296-302
PDF size: 285.94 Kb.


Key words:

complex systems, crystallization, fractality, human cervical mucus, mathematical modelling.

ABSTRACT

Introduction: Cervical secretion plays an important role in the human reproductive process and its characteristics (e.g., crystallization) change depending on variations in the levels of sex steroid hormones.
Objective: The purpose of this brief communication is to report the fractality observed in a crystallization pattern of human cervical mucus.
Methods: Mucus samples were obtained from a patient in the periovulatory period and an image of the crystalline pattern of cervical mucus was transformed to black and white and analysed by Fractalyse v. 2.4, which determines the fractal dimension (FD) for each studied image. Three zones were analysed for the selected image.
Results: It was found that, for Zone 1, FD (± standard deviation) = 1.36 ± 0.02 (r2 = 0.9985); for Zone 2, FD = 1.35 ± 0.02 (r2 = 0.9979); and for Zone 3, FD = 1.36 ± 0.03 (r2 = 0.9958). Zones studied were statistically equal to each other regarding their FD.
Conclusions: Human cervical mucus obtained at periovulatory period can follow a fractallike pattern of crystallization, especially in relation to the similarity of its structural components (criterion of self-similarity).


REFERENCES

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  2. Brincat MP. Chaos theory in obstetrics and gynaecology. Br J Obstet Gynaecol. 1994;101(11):931-4.

  3. Losa GA. The fractal geometry of life. Riv Biol. 2009;102(1):29-59.

  4. Parodi MB, Giusto DD. Ocular fluid ferning test and fractals. Ophthalmic Res. 1993;25(5):307-13.

  5. Shen Y, Xie A, Zhang J, Cui F, Zhu H. Fractal structures precipitated from A gall of patient. Physica B. 2005;363(1):61-8.

  6. Davajan V, Nakamura RM. The in vitro sperm-cervical mucus testing. En: Elstein M, Moghissi KS, Borth R (eds). Cervical Mucus in Human Reproduction. Copenhague: Scriptor; 1973. p.153-61.

  7. Vigil P, Cortés ME, Carrera B, Hauyón R, Aravena C. El moco cervical en la fisiología reproductiva. En: Guzmán E, Croxatto H, Lalonde A (eds). Selección de Temas en Ginecoobstetricia. Santiago: Ediciones Publiimpacto; 2014. p. 325-34.




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Rev Cubana Invest Bioméd. 2019;38