Ana Mardiyaningsih
Politeknik Kesehatan Bhakti Setya Indonesia Yogyakarta

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Pandan leaves extract (Pandanus amaryllifolius Roxb) as a food preservative Resmi Aini; Ana Mardiyaningsih
JKKI : Jurnal Kedokteran dan Kesehatan Indonesia JKKI, Vol 7, No 4, (2016)
Publisher : Faculty of Medicine, Universitas Islam Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20885/JKKI.Vol7.Iss4.art8

Abstract

Background : Food poisoning or foodborne disease is still a serious concern in Indonesia. The use of harmful synthetic chemical preservatives are still widely found in society. Therefore, it would require efforts to develop safe natural preservatives― for instance, from Pandan leaves (Pandanus amayllifolius Roxb) which are often used as a natural food coloring and flavor concentrates, and has also widely known to have anti-bacterial activities. Objective : This study aims to determine the potential of pandan leaves extract (Pandanus amaryllifolius Roxb) in lowering the total plate count and the number of mold on traditional food. Methods : After making the water of pandan leaves extract, a phytochemical test was done to determine bioactive compounds, such as tannin, alkaloids, flavonoids, and polyphenols which has anti-microbial properties. In order to determine its food preservatives capabilities, Total Plate Count and Number of Mold was used on a traditional food called Putu Ayu. Results : Pandan leaves extract contain bioactive compound like tannin, alkaloids, flavonoids, and polyphenols. There were no colonization found in Putu Ayu that was added 15% pandan leaves extract concentration in 101 dilution. The result of Number of Mold Count of Putu Ayu that contain 15% pandan leaves extract concentration showed no mold growth in 104 dilution but failed to provide good fragarance and flavor in food products. Conclusion : Pandan leaves extract in the concentration of 15% were able to decrease Total Plate Count and Number of Mold in traditional food.
PERBEDAAN KADAR HEMOGLOBIN MENGGUNAKAN METODE HB METER DAN HEMATOLOGY ANALYZER Widia Rahmatullah; Sulistiawati Abdullah; Ana Mardiyaningsih
Jurnal Ilmu Keperawatan Vol 12 No 1 (2023): Al-Asalmiya Nurshing: jurnal ilmu keperawatan (journal of nurshing sciences)
Publisher : Institut Kesehatan dan Teknologi Al Insyirah

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35328/keperawatan.v12i1.2336

Abstract

Examination of hemoglobin levels before blood donation is an important check to certify that potential donors can donate blood. Hemoglobin levels can be measured using the hematology analyzer method where this method checks more quickly and the results issued usually have gone through quality control carried out by an in-house laboratory, it's just that this method has limitations including treatment, room temperature, must be controlled periodically. Checking hemoglobin levels can also be measured using the Hb meter method. Checking hemoglobin levels can also be done using Hb meters which are widely used by health services, such as clinical laboratories, health centers and hospitals. The advantages of the Hb meter include the results obtained faster and cheaper. This study aims to determine differences in the results of examination of hemoglobin levels using the Hb meter method with a hematology analyzer. The research method used is True Experiment with the type of research The Posttest Only Design. The sample in this study were 16 prospective blood donors at PMI Yogyakarta City. Respondents who had been given an explanation and signed an informed consent were then taken a sample of their venous blood and examined the hemoglobin level using the Hb meter and hematology analyzer methods. results are recorded and then data processing is carried out using univariate analysis and bivariate analysis. Based on the results of the study it was concluded that there was no significant difference between the results of examining hemoglobin levels using the Hb meter method and the Hematology Analyzer (p = 0.321 : p > 0.05). The average value of hemoglobin levels in the Hb meter method is 14.631 g/dl while the average value of hemoglobin levels in the Hematology Analyzer method is 14.294 g/dl.