Ralstonia Pickettii and Pseudomonas Luteola Isolated from Shatt Al-Hilla in Babylon Province, Iraq Huda A
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RESEARCH ARTICLE Antibiotics Susceptibility of Environmental Bacteria: Ralstonia pickettii and Pseudomonas luteola Isolated from Shatt Al-Hilla in Babylon Province, Iraq Huda A. Mohammed1*, Lubna A. M. Al-Shalah2, Azhar O. Althahab3 1,2Environmental Research and Studies Center, Babylon, Iraq 3Department of Biology, Science College, Babylon University, Babylon, Iraq Received: 20th September, 2020; Revised: 09th October, 2020; Accepted: 18th November, 2020; Available Online: 25th March, 2021 ABSTRACT Introduction: Ralstonia pickettii and Pseudomonas luteola are opportunistic pathogens; gram-negative bacteria have been found in moist soil which causes pollution of pure water which leads to many diseases by these pathogens. Results: In the current study, R. pickettii and P. luteola were isolated from the Shat Al-Hilla in Babylon province. In this study were found R. pickettii more resistant to antibiotics than P. luteola and not sensitive to any antibiotics that used in the test while intermediate to four antibiotics from seventeen antibiotics. Whilst P. luteola sensitive to three antibiotics include Gentamicin, Ciprofloxacin, Trimethoprim/Sulfamethoxa, and resistance to seven antibiotics. Conclusion: It has been concluded that R. pickettii more resistant to antibiotics and do not have an sensitive to any antibiotic used in this study compared to P. luteola that proved sensitive to some antibiotics. Keywords: Antibiotic susceptibility, Pollution, P. luteola, Opportunistic pathogen, Ralstonia pickettii, Vitek. International Journal of Drug Delivery Technology (2021); DOI: 10.25258/ijddt.11.1.32 How to cite this article: Mohammed HA, Muttalib Al-Shalah LA, Althahab AO. Antibiotics Susceptibility of Environmental Bacteria: Ralstonia pickettii and Pseudomonas luteola Isolated from Shatt Al-Hilla in Babylon Province, Iraq. International Journal of Drug Delivery Technology. 2021;11(1):175-179. Source of support: Nil. Conflict of interest: None INTRODUCTION However, she was isolated from patients with cystic fibrosis.10,11 It has been renamed R. pickettii twice in its history since Virulence for this bacteria is low, but it is associated with 12-14 isolated for the first time clinical specimens and renamed in pseudo bacteremia. It has been segregated from unusual 15 16 1973.1 It was located originally with Pseudomonas family, clinical situations, including osteomyelitis, septic arthritis 17 then Burkholderia. 2 divided Ralstonia spp. known to date into and invasive infections in drug users. It has been related to 18 two lineages, Ralstonia and Wautersia. The Ralstonia pickettii continuing indwelling intravenous devices, where four cases lineage include; R. pickettii, R. insidiosa, R. mannitolilytica, were discovered with a wide temporal distribution (2 years), R. syzygii, R. solanacearum. Ralstonia is a recently specified suggesting that contaminated fluids were not involved and group that included previous components of Burkholderia was not determined the bacteria’s origin. In comparison, species Burkholderia pickettii, Burkholderia solanacearum, the contaminating fluids were related to a series of Hickman and recalled as R. pickettii and R. solanacearum.3 R. pickettii is catheter-associated P. pickettii infections over a 3 months respiratory gram‐negative, oxidase‐positive, no fermentative period in a pediatric oncology unit in S. Africa, when seven rod and is all over the place micro‐organism found in water and patients grew septicemias. The source of the contamination soil.4 R. pickettii has been caused a biofilm formation in plastic was attributed to sterile distilled water.19 R. pickettii has water pipes.5 R. pickettii has been founded in high purity water shown itself to be flexible to remediation in water stocks in industrial systems,6 in the Space Shuttle water system,7 and with impedance to disinfectants such as chlorhexidine; the in laboratory‐based purified water devices.8 bacterium has been shown to permeate 0.2-micron filters.20-22 It has the capacity to remain alive in the little nourishing P. luteola is an opportunistic pathogen in patients with conditions,9 that is believed in high purity water systems, the implied medical trouble or with lodging catheters; cases of bacteria may be able to eliminate from the plastic polymers in septicemia, septic arthritis, meningitis, endocarditis, and the tubing. R. pickettii does not represent pathogen bacteria. peritonitis with this uncommon bacterium were reported. It is *Author for Correspondence: [email protected] Antibiotics Susceptibility of Environmental Bacteria: Ralstonia pickettii and Pseudomonas luteola Isolated... located everywhere in humid habitats,at first specified in the Sensitivity Testing for Antibiotics genus Chryseomonas, the species has been transported to the The basic process was utilized to test the sensitivity of genus Pseudomonas. P. luteola is a gram-negative aerobe, by R. pickettii, and P. luteola to some antibiotics, including 23 used multi-trichous flagella for movement. An environment ticarcillin, ticarcillin/clavulanic acid, piperacillin, piperacillin/ in which P. luteola are present is not specific, but most often tazobactam, ceftazidime, cefepime, aztreonam, imipenem, live in a humid environment, and develop as rods of 0.8 - 2.5 meropenem, amikacin, gentamicin, tobramycin, ciprofloxacin, 24 μm. They can polluted solutions such as distilled water, minocycline, colistin, trimethoprim/sulfamethoxazole.33 For 25 disinfectants, and intravenous solutions. In a few and rare environmental isolates of R. pickettii and P. luteola utilized 26 cases, P. luteola have been registered as a pathogen. P. VITEK 2 DensiCheck device (bioMe´rieux). In Table 2 shown luteola lead to the blood circulating pollutions linked together antibiotics and their abbreviation. inside vascular, indwelling catheters, pancreatitis, prosthetic valve endocarditis, alien bodies and cutaneous ulcer,27 and an RESULTS important lead to healthcare-correlating pollutions, especially From 65 specimens, only 7 (10.76%) samples were identified among infants in neonatal intensive care units (NICUs), Some as the suspected R. pickettii, and 5 (7.69%) samples were information on the presence of Pseudomonas spp in NICUs identified as the suspected P. luteola. The suspected isolates was noted.28 The current study aims to isolate and diagnose were diagnosed by VITEK 2 DensiCheck apparatus. The R. pickettii and P. luteola from river water because it is one of results showed two isolates (3.07%) for R. pickettii, Whilst the opportunistic bacteria and causes pollution of water pipes one isolate (1.53%) for P. luteola (Table 1). That is why it is and tanks and knowledge of antibiotics used to eliminate it. used to distinguish R. pickettii and P. luteola’s environmental isolates in the current study. METHODS The suspected R. pickettii and P. luteola isolates were Specimens Assembly identified according to color of colony that produced acid from glucose oxidatively and produce yellow pigment onto nutrient From Shatt Al-Hillah, 65 specimens were gathered. In sterile 31 glass vessels, water samples were placed Then, the water agar and MacConkey agar. In addition, VITEK 2 was used samples were cultured onto nutrient agar by transport 0.1 mL to determine R. pickettii and P. luteola because this technique from water samples to the Petri dish plate.29 is high accuracy and very rapid compared to other techniques (such as biochemical method). Various studies used VITEK Isolation of Suspected R. pickettii and P. luteola technique for diagnosing the isolates.34 VITEK 2 DensiCheck Suspected isolates of R. pickettii and P. luteola cultivated on device technology was used to determine the sensibility and nutrient agar; isolates were grown aerobically and incubated rigid of clinical and environmental isolates to a broad range of 30 overnight at 37°C. Suspected isolates of R. pickettii and antibiotics. In the present study, the MIC of each antibiotic was 31 P. luteola cultivated on MacConkey agar. measured against twelve environmental isolates of R. pickettii Biochemical Diagnostic Kit (Vitek system). and P. luteola. In the Table 2 showed the MIC of Seventeen For diagnostic bacterial isolates are listed in Table 1 by used antibiotics TIC, TIC/CLA, PIP, PIP/TAZ, CEF, CEF, AZT, IMI, Vitek kits. Table 2: Antibiotics utilizing in sensitivity testing by VITEK 2. Recognition by utilizing VITEK 2 Fluorescent Apparatus No. Antibiotics VITEK 2 DensiCheck instrument,fluorescence apparatus 1 Ticarcillin (bioMe´rieux) (ID-GNB card) consist of 43 non-intestinal gram- 2 Ticarcillin/Clavulanic acid negative ranking. On the report of the guidance of the industry, 3 Piperacillin a trial was completed. Isolates were cultured on LB agar at 37°C for 18 to 24 hours before the isolate was subjected to analysis, 4 Piperacillin/Tazobactam adjusted of stuck bacterial to a McFarland standard of 0.50–0.63 5 Ceftazidime in a blend of 0.45% sodium chloride utilizing the VITEK 2 6 Cefepime tool. The period among the preparation of the mixture and 7 Aztreonam the loading of the card was every time less than one hour. The 8 Imipenem recognition card for gram-negative bacteria with 41 fluorescent 9 Meropenem biochemical trials for investigation every 15 minutes was read the cards automatically utilizing the VITEK 2 software version 10 Amikacin VT2- R03.1 to examined information.32 11 Gentamicin Table 1: Diagnostic Kit with its Manufactured company. 12 Tobramycin Industry company 13 Ciprofloxacin Purpose Kit (Origin) 14 Minocycline Gram-negative Identification