scholarly journals Perbandingan Efek Antibakteri Madu Asli Sikabu dengan Madu Lubuk Minturun terhadap Escherichia Coli dan Staphylococcus Aureus secara In Vitro

2012 ◽  
Vol 1 (2) ◽  
Author(s):  
Yugo Berri Putra Rio ◽  
Aziz Djamal ◽  
Asterina Asterina
Keyword(s):  
Escherichia Coli ◽  
Staphylococcus Aureus ◽  
Honey Bees ◽  
Antibacterial Effect ◽  
Diffusion Method ◽  
Antibacterial Effects ◽  
Traditional Medicines ◽  
The Common ◽  
And Staphylococcus Aureus

AbstrakPendahuluan: Madu digunakan sebagai agen makanan dan obat tradisional, mengandung nektar atau gulaeksudat dari tanaman yang dikumpulkan oleh lebah madu serta merupakan salah satu obat tradisional yangdigunakan oleh masyarakat. Madu diketahui memiliki kemampuan sebagai efek antibakteri, seperti Escherichia colidan Stahpylococcus aureus. Kedua bakteri ini memiliki sifat yang berbeda tetapi memilki kesamaan dari penyakityang disebabkannya. Kualitas dan jenis madu juga sesuai dengan tempat dan lokasi lebah berkembang biak.Tujuan penelitian ini adalah untuk melihat perbandingan efek antibakteri madu asli Sikabu dan Lubuk Minturunterhadap Escherichia coli dan Staphylococcus aureus secara in vitro. Metode Penelitian: Madu yang diuji untukpenelitian ini adalah madu yang berasal dari Sikabu dan Lubuk Minturun. Penelitian ini dilaksanakan pada bulanDesember 2011 sampai Mei 2012 di laboratorium Mikrobiologi Fakultas Kedokteran Universitas Andalas. Jenispenelitian yang digunakan adalah eksperimental dengan menggunakan metode difusi (metode cakram) dananalitik dengan menghubungkan perbedaan yang dimiliki kedua madu sebagai efek antibakteri. Hasil Penelitian:ini menunjukkan bahwa madu asli Sikabu dan Lubuk Minturun tidak memiliki kemampuan efek antibakteri terhadapEscherichia coli, dan terdapat perbedaan efek antibakteri dari kedua madu terhadap Staphylococcus aureus.Kesimpulan: dari kedua jenis madu yang diteliti tidak ditemukan efek antibakteri terhadap Escherichia coli , namunmadu asli Sikabu memiliki efek antibakteri yang lebih baik dari pada madu Lubuk Minturun terhadapStaphylococcus aureusKata Kunci : Perbandingan Efek Antibakteri, Madu Asli Sikabu, Madu Lubuk Minturun. Escherichia coli,Staphylococcus aureusAbstractIntroduction: Honeyis used as an agent for food and traditional medicine, containing nectar or sugar exudates ofthe plant collected by honey bees, is one of the traditional medicines used by community. Honey is known to havethe ability as an antibacterial effect, such as Escherichia coli and Stahpylococcus aureus. Both of these bacteriahave different properties but have the common of the diseases it causes. The quality and type of honey is also inaccordance with the breeding places and their location. The purpose of this study was to see a comparison of theantibacterial effect of honey Sikabu and Lubuk Minturun against Escherichia coli and Staphylococcus aureus by invitro. Methods: Honey to be tested for this study were derived from Sikabu and Lubuk Minturun. This study wasconducted in December 2011 to May 2012 in the laboratory of Microbiology, Faculty of Medicine, AndalasUniversity. Type of research is experimental diffusion method (disc method) and analytical distinction owned bylinking the two of honey as an antibacterial effect. Results: These results indicate that the honey Sikabu and LubukMinturun have no antibacterial effect against Escherichia coli, both of honey have differences antibacterial effectagainst Staphylococcus aureus. Conclusion: Both types of honey from this study did not find an antibacterial effectagainst Escherichia coli, but honey Sikabu has better antibacterial against Staphylococcus aureus than honeyLubuk Minturun.Keywords: Comparisons Antibacterial Effects, Original Sikabu Honey, Honey Lubuk Minturun. Escherichia coli,Staphylococcus aureus

scholarly journals Perbedaan Daya Hambat Bakteri dari Propolis Cair yang Ada di Pasaran Terhadap Escherichia Coli dan Staphylococcus Aureus Secara In Vitro

2015 ◽  
Vol 4 (3) ◽  
Author(s):  
Bangun Azhari Yusuf ◽  
Aziz Djamal ◽  
Asterina Asterina
Keyword(s):  
Escherichia Coli ◽  
Staphylococcus Aureus ◽  
Market Research ◽  
Antibacterial Effect ◽  
Diffusion Method ◽  
Breeding Location ◽  
Main Component ◽  
And Staphylococcus Aureus ◽  
Better Than

Abstrak Propolis adalah zat yang digunakan lebah melindungi sarangnya dari berbagai ancaman. Komponen utama propolis adalah resin yang dikumpulkan lebah dan dicampur dengan air liurnya. Manusia juga menggunakan propolis sebagai obat berbagai penyakit, seperti infeksi bakteri. Propolis memiliki kemampuan antibakteri terhadap Escherichiacoli dan Staphylococcus aureus. Kualitas dan jenis propolis sesuai dengan komposisi kimia, iklim dan tempat berkembang biak. Tujuan penelitian ini adalah melihat perbedaan daya hambat bakteri Propolis cair 1 dan Propolis cair 2 yang ada di pasaran terhadap Escherichia coli dan Staphylococcus aureus secara in vitro. Propolis yang akan diuji adalah propolis cair yang ada di pasaran dipilih dua secara acak. Penelitian dilaksanakan pada bulan Januari 2013 di laboratorium Mikrobiologi Fakultas Kedokteran Universitas Andalas. Jenis penelitian eksperimentalmenggunakan metode difusi (metode cakram) dan analitik dengan menghubungkan perbedaan kedua propolis sebagai antibakteri. Hasil penelitian ini menunjukkan propolis cair 1 dan propolis cair 2 yang ada di pasaran tidak memiliki efek antibakteri terhadap Escherichia coli dan terdapat perbedaan daya hambat bakteri dari kedua propolisterhadap Staphylococcus aureus. Propolis cair 2 (diklaim berasal dari Selandia baru) memiliki daya hambat bakteri yang lebih baik daripada propolis cair 1 (diklaim berasal dari Malaysia).Kata kunci: propolis cair, perbedaan daya hambat bakteri, Escherichia coli, Staphylococcus aureusAbstract Propolis is substance which use to protect bee hive from various threat. The main component of propolis is resin which is collected and mixed with saliva. The human also use propolis as a treatment against various illness such as bacterial infection. Propolis has an antibacterial effect to Escherichia coli and Stahpylococcus aureus. The quality and type of propolis is also in accordance with chemical composition, climate and their breeding location. The objective of this study was to find out the differentiation of the antibacterial effect of Propolis 1 and Propolis 2 in the market to Escherichia coli and Staphylococcus aureus by in vitro. Propolis to be tested for this study is random liquid propolis in the market. Research was conducted in January 2013 in the laboratory of Microbiology Faculty of Medicine, University of Andalas. This type of study was the experimental diffusion method (disc method) and the analytic distinction owned by linking two of propolis as an antibacterial effect. These results indicate that propolis 1 and propolis 2 have no ability antibacterial effect to Escherichia coli, and both of propolis have differences antibacterial effect to Staphylococcus aureus. Propolis 2 (from New Zealand claimed) has antibacterial effect better than propolis 1 (from Malaysia claimed).Keywords: propolis, differentiation of the antibacterial effect, Escherichia coli, Staphylococcus aureus

scholarly journals Uji Efek Antibakteri Ekstrak Etanol Kulit Batang Salam {Syzigium polyanthum (Wight) Walp} terhadap Staphylococcus aureus dan Escherichia coli secara Invitro

2015 ◽  
Vol 4 (2) ◽  
Author(s):  
Ikhsan Amanda Putra ◽  
Erly Erly ◽  
Machdawaty Masri
Keyword(s):  
Escherichia Coli ◽  
Staphylococcus Aureus ◽  
Antibacterial Effect ◽  
Ethanol Extract ◽  
Descriptive Study ◽  
Effective Concentration ◽  
Diffusion Method ◽  
Antibacterial Effects ◽  
Activity Test ◽  
Growth Of Bacteria

AbstrakTumbuhan salam (Syzygium polyanthum (Wight) Walp.) telah dikenal sejak dahulu untuk mengobati berbagai penyakit. Bagian tumbuhan yang dapat dimanfaatkan sebagai obat selain daun adalah bagian kulit batang. Beberapa penelitian yang telah dilakukan terbukti bahwa daun salam memiliki efek antibakteri. Tujuan penelitian ini adalah untuk mengetahui bagaimana efek antibakteri dari kulit batang salam. Penelitian ini bersifat deskriptif menggunakan metode difusi agar. Konsentrasi ekstrak yang digunakan adalah 25%, 50%, 75%, dan 100%. Hasil penelitian menunjukkan bahwa ekstrak etanol kulit batang salam memiliki efek antibakteri terhadap Staphylococcus aureus dengan konsentrasi 25%, 50%, 75%, dan 100% memberikan daya hambat terhadap pertumbuhan bakteri sebesar 12 mm, 13,67 mm, 12,33 mm, dan 9 mm, sedangkan pada konsentrasi yang sama untuk Escherichia coli tidak terlihat daya hambat terhadap pertumbuhan bakteri. Konsentrasi ekstrak yang paling efektif dalam menghambat S. aureus adalah konsentrasi 50%, dimana konsentrasi 75% dan 100% kurang efektif.Kata kunci: uji efek antibakteri, kulit batang salam, staphylococcus aureus, eschericia coli AbstractSalam plants (Syzygium polyanthum (Wight) Walp.) Salam plants have been known since ancient to treat various diseases. The parts of the plant that can be used as drug are bark. From the research that has been conducted has proven that Salam leaves has an antibacterial effect. The objective of this study was to determine the antibacterial effect of salam bark.This was a descriptive study by using agar diffusion method. The concentration of the extract used was 25%, 50%, 75%, and 100%. The results showed that the ethanol extract of Salam bark has antibacterial effects to Staphylococcus aureus with the concentration of 25%, 50%, 75%, and 100% gives the inhibition of the growth of bacteria on 12 mm, 13.67 mm, 12.33 mm, and the 9 mm, while at the same concentration for Escherichia coli was no bacterial inhibition area. The most effective concentration of extract in inhibiting S. aureus was concentration of 50%, while the concentration of 75% and 100% less effective.Keywords: antibacterial activity test, salam bark, staphylococcus aureus, eschericia coli

scholarly journals The Effectiveness of Giving Natural Honey as a Bactericide Against the Growth of Escherichia coli Bacteria

2021 ◽  
Vol 11 (3) ◽  
pp. 183-187
Author(s):  
Mulyadi Djojosaputro ◽  
Moskwadina Gultom
Keyword(s):  
Escherichia Coli ◽  
Antibacterial Effect ◽  
Inhibition Zone ◽  
Diffusion Method ◽  
Antibacterial Effects ◽  
Clear Zone ◽  
Activity Test ◽  
Escherichia Coli Bacteria ◽  
Natural Honey

Honey is one of the natural treatments with antibacterial effects such as hydrogen peroxide, low pH and short water activity that may inhibit bacterial growth. This study aimed to determine the activity of honey as antibacterial to bacteria Escherichia coli. Antibacterial activity test was done in vitro through diffusion method by using disk disc in MHA media then measuring the diameter of a clear zone that inhibition zone form growth of Escherichia coli bacteria and scaled it millimetre unit. This research was done in the laboratory of the Faculty of Medicine Universitas Kristen Indonesia. The concentrations used are 10%, 30%, 50%, 70%, 100% by using sterile equates as honey diluents. The control used was chloramphenicol, the results obtained at a concentration of 10% with a zone of 7.6 mm inhibition of honey had been able to inhibit the growth of Escherichia coli bacteria, and the optimum concentration was 100% with a zone of 24.5 mm. This test showed that natural honey could inhibit bacteria, which conclude that honey might be used as alternative medicine in society. Keywords: Antibacterial effect, Escherichia coli, honey

scholarly journals Influence of Camel Milk on the Antibacterial Activity of Ciprofloxacin

2021 ◽  
Vol 2 (1) ◽  
Author(s):  
Abdulhamid Imam Tanko ◽  
Abdulgafar Olayiwola Jimoh ◽  
Muhammad Tukur Umar ◽  
Shuaibu Abdullahi Hudu
Keyword(s):  
Escherichia Coli ◽  
Staphylococcus Aureus ◽  
Pseudomonas Aeruginosa ◽  
Antibacterial Activity ◽  
Serratia Marcescens ◽  
Antagonistic Effect ◽  
Camel Milk ◽  
Diffusion Method ◽  
Traditional Medicines

Background: Despite the availability of more researched and formulated orthodox medicines, traditional medicines remain the main source of therapy for the majority of people worldwide with some patrons concurrently using both forms unaware of the unwanted effects that may occur. Camel milk is often used alone or in combination with other orthodox medications to treat diseases. The study aimed to investigate the influence of camel milk on the antibacterial activity of ciprofloxacin. Materials and methods: The in vitro antibacterial activity of camel milk escalating doses (30μL, 100μL and 300μL) alone and in combination with Ciprofloxacin escalating doses (2mcg, 5mcg, 15mcg) against some clinical bacterial isolates (Pseudomonas aeruginosa, Escherichia coli, Staphylococcus aureus, Serratia marcescens) was determined using the Agar-well diffusion method. Result: Camel milk escalating doses alone showed dose-dependent antibacterial effect against all the test bacteria. However, combinations of the camel milk escalating doses and ciprofloxacin escalating doses respectively produced an antagonistic effect against all the test organisms. Conclusion: Fresh camel milk possesses antibacterial activity against Pseudomonas aeruginosa, Escherichia coli, Serratia marcescens and Staphylococcus aureus but is not recommended for combination with ciprofloxacin to treat infections caused by the above organisms.

scholarly journals Uji Efek Antibakteri Minyak Jintan Hitam (Nigella Sativa) Dalam Kapsul yang Dijual Bebas Selama Tahun 2012 di Kota Padang Terhadap Bakteri Staphylococcus aureus dan Escherichia coli Secara In Vitro

2015 ◽  
Vol 4 (2) ◽  
Author(s):  
Gezha Utama Putra ◽  
Aziz Djamal ◽  
Machdawaty Masri
Keyword(s):  
Escherichia Coli ◽  
Staphylococcus Aureus ◽  
Antibacterial Effect ◽  
Nigella Sativa ◽  
Antibacterial Effects ◽  
Anova Analysis ◽  
Black Cumin ◽  
Germ Free ◽  
Free Area

AbstrakJintan Hitam atau Nigella sativa diketahui memiliki kemampuan sebagai antibakteri, seperti terhadap Staphylococcus aureus dan Escherichia coli. Kedua bakteri ini memiliki sifat yang berbeda namun memiliki kesamaan dari penyakit yang disebabkannya. Tujuan penelitian ini adalah untuk membandingkan efek antibakteri produk minyak jintan hitam (Nigella sativa) dalam bentuk kapsul antara bakteri Staphylococcus aureus dan Escherechia coli secara in vitro. Penelitian ini dilakukan pada bulan Januari 2012 - Desember 2012 di Laboratorium Mikrobiologi, Fakultas Kedokteran Universitas Andalas. Penelitian ini menunjukkan bahwa semua sampel jintan hitam yang digunakan tidak memiliki efek antibakteri terhadap Escherichia coli dan semua sampel tersebut memiliki efek antibakteri yang bervariasi pada Staphylococcus aureus. Analisis Anova menunjukkan bahwa masing-masing sampel minyak Nigella sativa memberikan efek berbeda secara signifikan pada pertumbuhan Staphylococcus aureus, bahkan enam diantaranya memiliki efek yang lebih baik daripada Cepoperazon (25 mm) sebagai kontrol yang digunakan.Kata kunci: Nigella sativa, efek antibakteri, Staphylococcus aureus, Escherichia coli. AbstractBlack Cumin or Nigella sativa known have the capability as antibacterial, such as to Staphylococcus aureus and Escherichia coli. Both of these bacteria have different properties but have similarities from diseases they may cause. The objective of this study was to compare anti-bacterial effects of black cumin oil (Nigella sativa) which has been packaged in capsules towards Staphylococcus aureus and Escherichia coli in vitro The research was conducted in January 2012 to December 2012 at the Microbiology laboratory, Medicine Faculty of Andalas University. The results of this research indicate that all black cumin samples that are used did not have antibacterial effect against Escherichia coli and all samples had antibacterial effects on Staphylococcus aureus with germ-free area that size varies. Anova analysis results indicate that each of Nigella sativa gives differ effects significantly on Staphylococcus aureus growth, even six of them have better effect than Cepoperazon (25 mm) were used as controls.Keywords: Nigella sativa, antibacterial effect, Staphylococcus aureus, Escherichia coli

scholarly journals Perbedaan Efek Antibakteri Kapsul Minyak Bawang Putih (Garlic Oil) dan Kapsul Bubuk Bawang Putih (Garlic Powder) Terhadap Pertumbuhan Bakteri Staphylococcus aureus dan Escherichia coli Secara In Vitro

2016 ◽  
Vol 5 (2) ◽  
Author(s):  
Ismail Fajri ◽  
Erly Erly ◽  
Elly Usman
Keyword(s):  
Escherichia Coli ◽  
Staphylococcus Aureus ◽  
Antibacterial Effect ◽  
Alternative Therapy ◽  
Diffusion Method ◽  
Zone Of Inhibition ◽  
Garlic Powder ◽  
Garlic Oil ◽  
Bacterial Effect

Abstrak   Bawang putih  telah diekstrak berupa kapsul garlic oil dan kapsul garlic powder sehingga dapat digunakan sebagai alternatif terapi dalam pengobatan penyakit akibat infeksi bakteri. Kandungan kapsul bawang putih yang memiliki efek anti bakteri adalah allicin. Bawang putih mempunyai efek anti mikroba dalam melawan bakteri Gram positif dan Gram negatif, diantaranya Staphylococcus aureus dan Escherichia coli. Di pasaran terdapat dua jenis kapsul bawang putih, yaitu kapsul bubuk bawang putih dan kapsul minyak bawang putih.  Tujuan penelitian ini adalah menentukan perbedaan efek antara antibakteri kapsul minyak bawang putih dan kapsul bubuk bawang putih terhadap pertumbuhan bakteri Staphylococcus aureus dan Escherichia coli.  Penelitian ini dilakukan di laboratorium Mikrobiologi Fakultas Kedokteran Universitas Andalas Padang dari Mei sampai Juni 2014. Jenis penelitian adalah eksperimental dengan menggunakan metode difusi cakram. Hasil penelitian didapatkan kapsul minyak bawang putih dan kapsul bubuk bawang putih tidak memiliki kemampuan untuk menghasilkan zona hambat terhadap bakteri Staphylococcus aureus dan Escherichia coli. Walaupun tiga kali pengulangan,  tidak terdapat efek antibakteri pada kapsul minyak bawang putih dan kapsul bubuk bawang putih.Kesimpulan penelitian ini adalah kapsul minyak bawang putih dan kapsul bubuk bawang putih tidak memiliki efek antibakteri terhadap Staphylococcus aureus dan Escherichia coli.Kata kunci: minyak bawang putih, kapsul bubuk bawang putih, Staphylococcus aureus, Escherichia coli AbstractGarlic extract in garlic oil capsules and garlic powder capsules can be used as alternative therapy in the treatment of diseases caused by bacterial infection. The content of garlic capsules which have anti-bacterial effect is allicin. Garlic has anti-microbial effect against Gram positive and Gram negative, including Staphylococcus aureus and Escherichia coli. In the market there are two types of garlic capsules, the capsules of garlic powder and garlic oil capsules. The objective of this study was to determine the differences of antibacterial effect between garlic oil capsules and garlic powder capsules on the growth of Staphylococcus aureus and Escherichia coli. This research was done in the laboratory of Microbiology, Faculty of Medicine, Andalas University, Padang in Mei to Juny 2014. The type of research is experimental by using the disc diffusion method. The results of this study, garlic oil capsules and garlic powder capsules do not have the ability to produce a zone of inhibition against Staphylococcus aureus and Escherichia coli. Although 3 (three) time  repetitions, there were no antibacterial effect from garlic oil capsules and garlic powder capsules. The conclusion of this study is garlic oil capsules and garlic powder capsules do not have antibacterial effects against Staphylococcus aureus and Escherichia coli.         Keywords: garlic oil capsule, garlic powder capsule, Staphylococcus aureus, Escherichia coli

scholarly journals Antibacterial Effect of Autologous Platelet-Rich Gel Derived from Subjects with Diabetic Dermal Ulcers In Vitro

2013 ◽  
Vol 2013 ◽  
pp. 1-5 ◽  
Author(s):  
Lihong Chen ◽  
Chun Wang ◽  
Hengchuan Liu ◽  
Guanjian Liu ◽  
Xingwu Ran
Keyword(s):  
Escherichia Coli ◽  
Staphylococcus Aureus ◽  
Pseudomonas Aeruginosa ◽  
Antibacterial Effect ◽  
Control Group ◽  
Diabetic Patients ◽  
Antibacterial Effects ◽  
Significant Difference ◽  
Autologous Platelet

Background. Autologous platelet-rich gel (APG) is an effective method to improve ulcer healing. However, the mechanisms are not clear. This study aimed to investigate the antibacterial effect of APG in vitro.Methods. Platelet-rich plasma (PRP), platelet-poor plasma (PPP) and APG were prepared from whole blood of sixteen diabetic patients with dermal ulcers. Antibacterial effects againstStaphylococcus aureus,Escherichia coli, andPseudomonas aeruginosawere evaluated by bacteriostasis assay of APG, PRP, and APG-APO (APG combined with apocynin), with phosphate-buffered saline (PBS) and PPP as the control group.Results. (1) Compared to the PBS and PPP, the APG and APG-APO groups showed strong antibacterial activity againstStaphylococcus aureus. There was no significant difference(P>0.05)between APG and APG-APO. (2) Compared to PBS, APG, APG-APO, and PRP showed obvious antibacterial effects againstEscherichia coliandPseudomonas aeruginosa. No significant difference(P>0.05)was revealed among the three groups. Compared to the PPP group, they did not show antibacterial effect againstEscherichia coliandPseudomonas aeruginosa(P>0.05).Conclusions. APG has antibacterial effect againstStaphylococcus aureusmediated by platelet activation in the diabetic patients with dermal ulcer, and does not present obvious antibacterial effect againstEscherichia coliorPseudomonas aeruginosa. Combination of APG and antibiotics may have synergistic antibacterial effect.

scholarly journals Uji Daya Hambat Sabun Cair Cuci Tangan pada Restoran Waralaba di Kota Padang Terhadap Pertumbuhan Bakteri Escherichia coli dan Staphylococcus aureus Secara In Vitro

2014 ◽  
Vol 3 (3) ◽  
Author(s):  
Anisha Fazlisia ◽  
Elizabeth Bahar ◽  
Yulistini Yulistini
Keyword(s):  
Escherichia Coli ◽  
Staphylococcus Aureus ◽  
Cell Wall ◽  
Bacterial Growth ◽  
Diffusion Method ◽  
E Coli ◽  
Maximum Inhibition ◽  
And Staphylococcus Aureus ◽  
Coli Growth

AbstrakSabun cair cuci tangan terbukti dapat menghambat pertumbuhan bakteri Escherichia coli dan Staphylococcus aureus. Sebagian besar restoran waralaba di Kota Padang menyediakan sabun cair cuci tangan yang telah diencerkan. Proses pengenceran mengubah kemampuan sabun dalam menghambat pertumbuhan bakteri. Penelitian bertujuan untuk menguji daya hambat sabun cair cuci tangan pada restoran waralaba di Kota Padang terhadap pertumbuhan E. coli dan S. aureus. Sampel diambil dari empat restoran waralaba dan diuji dengan metode difusi. Hasil penelitian menunjukkan bahwa keempat sabun dapat menghambat pertumbuhan S. aureus namun hanya sebagian yang memiliki daya hambat terhadap E. coli. Median daya hambat pertumbuhan E. coli dan S. aureus pada setiap periode yaitu 0, 7.4, 7.3 dan 0, 26.1, 23.3. Nilai maksimum daya hambat pertumbuhan E.coli dalam tiga periode yaitu 19.5, 35.4, 27.1 dan 20.7, 40.2, 36.6 untukS. aureus. Daya hambat minimum terhadap kedua bakteri adalah 0.00. Hal tersebut dapat dipengaruhi komposisi dan konsentrasi antiseptik, antibakteri, pH sabun, pengenceran dan struktur dinding sel bakteri. Disimpulkan bahwa sabun cair cuci tangan yang diuji memiliki kemampuan lebih besar dalam menghambat pertumbuhan S.aureus daripada E.coli.Kata kunci: sabun cair cuci tangan, restoran, pengenceran, uji daya hambat, pertumbuhan bakteriAbstractLiquid hand soaps proved to inhibit Escherichia coli and Staphylococcus aureus bacterial growth. In Padang, most of Restaurants provide diluted liquid hand soaps. Research found dilution changed soap ability to inhibit bacterial growth. The purpose of this study was to examine the ability of Padang City Restaurants’ liquid hand soaps to inhibit E. coli and S. aureus bacterial growth. The samples were taken from four restaurants and examined by using diffusion method. The results showed all of them could inhibit S. aureus but only a half inhibited Escherichia coli bacterial growth. Median for E. coli and S. aureus bacterial inhibition growth for each period were 0, 7.4, 7.3 and 0, 26.1, 23.3. Maximum inhibition value for E. coli growth in the first, second, and third periods were 19.5, 35.4, 27.1 and 20.7, 40.2, and 36.6 for S. aureus. In addition, minimum inhibition in both bacteria were 0.00. It could be influenced by soap antiseptic and antibacterial composition and concentration, pH, dilution, and structure of bacterial cell wall. In conclusion, the liquid hand soaps has greater ability to inhibit S. aureus than E. coli.Keywords: liquid hand soaps, restaurant, dilution, inhibitory test, bacterial growth

scholarly journals What about the Antibacterial Activity of Fresh Ginger Juice (Zingiber officinale)?

2021 ◽  
pp. 163-172
Author(s):  
E. Günaydın ◽  
Gülşen Goncagül ◽  
Çiğdem Güceyü ◽  
Ö. Kardoğan
Keyword(s):  
Escherichia Coli ◽  
Staphylococcus Aureus ◽  
Antibacterial Activity ◽  
Intensive Care ◽  
Antibacterial Effect ◽  
Zingiber Officinale ◽  
Diffusion Method ◽  
Disc Diffusion ◽  
Antibacterial Effects ◽  
Disc Diffusion Method

Background: The aim of this study was to determine the antibacterial activity of the juice obtained by squeezing fresh ginger roots (Zingiber officinale) against the standard strains Staphylococcus aureus (ATCC® 25923) and Escherichia coli (ATCC® 25922), as well as Acinetobacter baumannii and Klebsiella pneumoniae isolated from patients hospitalized in intensive care units. Methods: For this purpose, the antibacterial effect of the fresh ginger juice was tested against antibiotics such as ampicillin, cefazolin, cefuroxime, meropenem, colistin, ofloxacin, sulfamethoxazole/trimethoprim, tetracycline, and gentamicin. The antibacterial effects against the tested bacteria were determined by the disc diffusion method using 5 µL, 10 µL, 15 µL and 20 µL amounts of ginger juice impregnated on sterile discs. Results: As a result of the study, it was detected that the antibacterial effect increased in parallel with the increasing amounts of fresh ginger juice in all tested bacteria. Conclusion: Consequently, fresh Zingiber officinale can provide protection to a certain extent against bacterial pathogens due to its antibacterial action.

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