Unusual Mucormycetes. Unusual Mucormycetes. (a2, b2, c2, d2, and e to g) Lactophenol cotton blue mount preparations. (a1, b1, c1, and d1) Potato dextrose.

Slides:

Advertisements

Similar presentations

Mycology – Introduction

Advertisements

Lecture (7) Phylum : Zygomycota

Lecture (7) Phylum : Zygomycota

Negative stain of an enveloped virus with such short surface projections that they are not often visible in negative stains (rubella virus); the nucleocapsids.

Sections of Columbia blood agar plates showing grayish, hemolytic colonies of S. haemolyticus (the color of this photograph was modified to enhance visibility.

Itraconazole tissue and fluid concentrations in humans as multiples of the maximal or simultaneously measured concentration in plasma (μg/ml) after systemic.

Zygomycosis: conventional laboratory diagnosis

Characteristic stacked-brick pattern observed when EAEC is cultured on HEp-2 cells. Characteristic stacked-brick pattern observed when EAEC is cultured.

Scanning electron micrographs of P. fluorescens biofilms.

Thin section of an enveloped DNA virus (herpesvirus).

Pacemaker endocarditis 15 years after pacemaker revision surgery in a 58-year-old man. Pacemaker endocarditis 15 years after pacemaker revision surgery.

Upper tarsal conjunctival zones used for scoring F in the FPC system

Characterization of oprD promoter elements.

Development of cercarial dermatitis on the dorsal (1) and ventral (2) parts of the left hand of a sensitized volunteer infected experimentally by Trichobilharzia.

RND efflux operons in P. aeruginosa.

Columbia blood agar plate showing an isogenic S

First isolation of Conidiobolus sp

Entomophthoramycosis: a neglected tropical mycosis

Relative abundances of Propionibacterium species in different skin areas determined by 16S rRNA gene sequence analysis of 10 individuals. Relative abundances.

(A) N. fowleri, from a patient with PAM, growing in axenic medium in tissue culture flasks. (A) N. fowleri, from a patient with PAM, growing in axenic.

Atrophic rhinitis in swine.

Gross morphology of Rhizopus,Mucor, and Absidia isolates in culture.

Direct examination of clinical specimens for diagnosis of sporotrichosis. Direct examination of clinical specimens for diagnosis of sporotrichosis. (A)

Glucose concentration-dependent increase of melanin synthesis.

Reproductive structures of the Mucorales.

Interaction of EAEC with the intestinal epithelium.

Living Trichobilharzia regenti cercaria in vitro, shedding its glycocalyx upon stimulation by linoleate. Living Trichobilharzia regenti cercaria in vitro,

Evolutionary distance tree, based on 16S rDNA sequences, showing the relationship of F. tularensis with other putative members of the Francisellaceae and.

Increasing prevalence of multidrug resistance among P

Fluconazole tissue and fluid concentrations in humans as multiples of the maximal or simultaneously measured concentration in plasma (μg/ml) after systemic.

Number of outbreaks associated with drinking water by water system type and year (n = 780), 1971 to “Other” includes outbreaks associated with bottled.

Microscopic morphology of Rhizopusspp. , Aspergillus spp

Percentages of outbreak deficiencies (n = 671) in public water systems (n = 656) by time period, 1971 to 2006, excluding outbreaks associated with Legionella.

(a to c) Exophiala dermatitidis CBS

Angioinvasion by mucoraceous zygomycetes.

High-resolution scanning electron microscopy.

Ultrathin cryosections of 24-, 48-, and 66-h cysts, doubly labeled for 8C5 (5-nm Au) and TSA 417 (10-nm Au). Ultrathin cryosections of 24-, 48-, and 66-h.

Periprosthetic knee joint infection of a patient with a history of clinical and infectious laboratory parameters for 2 weeks. Periprosthetic knee joint.

Number of outbreaks associated with drinking water by system type and month (n = 762), 1971 to 2006, excluding outbreaks associated with commercially bottled.

Summary of the distribution and genetic context of the OXA-type enzymes in Acinetobacter baumannii. Summary of the distribution and genetic context of.

The type strain of H. pittmaniae was cultured for 24 h on different agars in the presence of a NAD-containing disk and photographed by transillumination.

Fabrizio Dutly, and Martin Altwegg Clin. Microbiol. Rev. 2001; doi:10

Staphylococcus aureus and Staphylococcus epidermidis cell surface proteins, known as microbial surface components recognizing adhesive matrix molecules.

Human subcutaneous and ocular dirofilariasis.

Amoeba culturing methods for recovering amoeba-resisting microorganisms (ARMs). Amoeba culturing methods for recovering amoeba-resisting microorganisms.

Hector H. García et al. Clin. Microbiol. Rev. 2002; doi: /CMR

Physiological in vitro model for the study of host-microbiome interactions in BV. Transmission electron microscopy illustrates human vaginal epithelial.

Serial testing with IGRAs reveals underlying phenotypes.

Roberta B. Carey et al. Clin. Microbiol. Rev. 2018; doi: /CMR

Various possible courses of the immune response to severe sepsis and septic shock over 28 days. Various possible courses of the immune response to severe.

Crystalline material that blocked a patient's catheter after just 4 days. Crystalline material that blocked a patient's catheter after just 4 days. The.

Schematic description of sites of action of different antifungal agents. Schematic description of sites of action of different antifungal agents. Candins.

Photomicrographs of six enteric protozoa.

Percentages of outbreak deficiencies in public water systems associated with untreated and improperly treated source water by year, 1971 to 2006, excluding.

(A) T. vaginalis parasite as seen in broth culture.

Schematic diagram of characteristic zygospore morphology of Basidiobolus ranarum and Conidiobolus incongruus. Schematic diagram of characteristic zygospore.

Adherence patterns of enteropathogenic E

Gram-stained smear of S

Pathology of acute human Chagas' disease.

(A to E) Scanning electron micrographs of S

Biofilm types. Biofilm types. (A) Surface-attached biofilms form colonies on a solid surface and are highly dependent on the substratum material. (B) Pellicles.

Intracranial fluid compartments.

Surface expression of cell wall proteins.

Mussels. Mussels. Massive mussel mortality due to Capronia (a member of Chaetothyriales)-like black yeast infection is shown. (Reproduced from reference.

Comparison of the van gene clusters.

(A) Gram stain of cyst fluid (magnification, ×200).

Transmission electron micrographs of epithelial respiratory cells exposed to S. maltophilia CF 1 (A) and NCF 13 (B) for 3 h. Transmission electron micrographs.

(A to C) Ultrathin cryosections of 15-h encysting cells, doubly immunolabeled with 8C5 (5-nm Au) and TSA 417 (10-nm Au). (A to C) Ultrathin cryosections.

Amino acid substitutions in SHV ESBL derivatives.

Protothecosis and Prototheca spp.

Presentation transcript:

Unusual Mucormycetes. Unusual Mucormycetes. (a2, b2, c2, d2, and e to g) Lactophenol cotton blue mount preparations. (a1, b1, c1, and d1) Potato dextrose agar (PDA) medium plates. (a1) C. bertholletiae colony surface on a PDA medium plate. (a2) C. bertholletiae sporangiophores in terminal swellings called vesicles, with sporangioles (short arrow). (b1) Colony surface of R. pusillus on a PDA medium plate incubated at 30°C for 96 h. (b2) R. pusillus sporangiophores with globose sporangia. (c1) S. vasiformis colony surface on a PDA medium plate incubated at 30°C (48 h). (c2) S. vasiformis sporangiophore arising from a “foot cell”-like hyphal element (long arrow), flask-shaped sporangium, and liberated sporangiospores (short arrow). (d1) Actinomucor elegans colony surface on a PDA medium plate incubated at 30°C (96 h). (d2) Actinomucor elegans branched sporangiophores, sporangium (long arrow), columella (block arrow), and various sporangiospores (short arrow). (e) Unbranched Apophysomyces elegans sporangiophore (long arrow) with a pyriform sporangium (short arrow). (f) S. racemosum sporangiophores with merosporangia (short arrow). (g) C. recurvatus sporangiolating vesicle (short arrow) and zygospores (long arrow). Bars, 20 μm. (All photomicrographs except panel a1 courtesy of Deanna A. Sutton, reproduced with permission.)‏ Marisa Z. R. Gomes et al. Clin. Microbiol. Rev. 2011; doi:10.1128/CMR.00056-10