Table 1.

Results of the analysis of stool specimens from patients.

	Patient 1	Patient 2
Pre-transplant	Clostridium difficile-negative Candida albicans Enterococcus faecalis (S)	Clostridium difficile-negative Enterococcus faecium (S) Enterococcus faecalis HLGR
Post-transplant GvHD	Clostridium difficile-negative Candida albicans (S) Klebsiella pneumoniae (ESBL+) Enterococcus faecalis (S) Escherichia coli ESBL+	C. difficile-negative Enterobacter cloacae ESBL+ Klebsiella pneumoniae (S) Candida albicans (S), Candida parapsilosis (S-voriconazole, R-fluconazole, anidulafungin)
Post 1st FMT	Escherichia coli (S) Klebsiella pneumoniae MDR Candida albicans	Enterococcus faecium HLGR Candida albicans (S) Candida parapsilosis (S – voriconazole, R – fluconazole, anidulafungin) Stenotrophomonas maltophilia (S – trimethoprim/ sulfamethoxazole), Klebsiella pneumoniae (S)
Post 2nd FMT	Enterococcus faecium GRE*** Klebsiella pneumoniae PDR**** Acinetobacter baumannii MDR***** Candida albicans	Stenotrophomonas maltophilia (S- trimethoprim/ sulfamethoxazole) Enterococcus faecium VRE Candida albicans
Post 3rd FMT	Klebsiella pneumoniae (S) Candida albicans (S) Acinetobacter baumannii MDR*****	Escherichia coli ESBL+ Enterococcus faecium VRE Candida albicans
Post 4th FMT	Not done	Escherichia coli (S) Citrobacter freundii (S)

FMT, fecal microbiota transplantation; S, susceptible to all tested antibiotics; R, resistant to at least one of the tested drugs; GvHD, graft-versus host disease, ESBL+, extended-spectrum beta-lactamase positive; MDR, multidrug-resistant; PDR, pan-drug-resistant; HLGR, high-level aminoglycoside-resistant

E. coli ESBL+ *(S – netilmicin, meropenem, ertapenem, piperacillin/tazobactam, gentamicin, amikacin; R – ciprofloxacin, cefuroxime, ceftazidime, ampicillin/sulbactam, levofloxacin, trimethoprim/sulfamethoxazole), Klebsiella pneumoniae MDR** – all, S – colistin, imipenem, tigecycline), Enterococcus faecium GRE*** (R – ampicillin, imipenem, vancomycin, teicoplanin, gentamicin, S – linezolid), Klebsiella pneumoniae PDR* (R – all, S – colistin), Enterococcus faecium HLGR (S – vancomycin, teicoplanin, linezolid, R – ampicillin, imipenem, gentamicin), Acinetobacter baumannii MDR***** – all, S – colistin, tobramycin), Enterobacter cloacae ESBL+ (R – all, S – meropenem, ertapenem, imipenem, colistin).