1) Aseptic technique refers to a set of routine procedures done to prevent sterile solutions and cultures from becoming contaminated by unwanted microorganisms in the laboratory. Such techniques are essential for experiments that require growing cells.
Biocontainment
Personal Protective Equipment
Biosafety Level Requirements
Biosafety Cabinets
Biosafety Cabinets vs. Fume Hoods
Laboratory Design
Risk Assessment
FESAP Best Practices Checklist
Waste Management
Biosafety Level Requirements
Laboratory biosafety describes the application of specific
practices, safety equipment and specially designed laboratories to
create a safe environment, both within and outside the laboratory,
for work conducted with infectious agents and toxins. In addition,
there is monitoring for occupationally acquired infections and
staff training, as appropriate.
“Biosafety Levels” (BSLs) are designations applied to projects or activities conducted in laboratories in ascending order of containment based on the degree of the health-related risk associated with the work being conducted. In the United States, the designations BSL-1, BSL-2, BSL-3, and BSL-4 describe the minimum safe work practices, specially designed buildings, and safety equipment required to conduct work on infectious microorganisms and other biological hazards. BSL-4 is the highest biosafety level.
The appropriate BSL for a project is determined jointly by the principal investigator, the institutional biosafety professionals and biosafety committees. The BSL assigned to a project is based on a biological risk assessment that takes into account:
The nature of the infectious agent, toxin, or other biological hazard, including:
Its ability to cause disease and the way(s) in which it causes
disease (transmissibility and pathogenicity);
How much of it is required to cause disease (infectious
dose);
How many different organisms are susceptible to infection (host
range); and
Its prevalence in the community (epidemiology);
The specific laboratory activity or activities being performed;
and
The availability of preventive medical countermeasures (i.e.,
vaccines) or effective treatment (i.e., post-exposure vaccination
and/or use of antimicrobials, antivirals and chemotherapeutic
agents).
The BSL assigned to a project determines the controls required to
conduct the work safely:
Engineering controls, including facility construction and design
elements in the laboratory space;
Safety equipment, including personal protective equipment (PPE)
and biosafety cabinets;
Administrative controls, including specific access, training, and
occupational medicine policies; and
Laboratory practices and procedures workers use when working in the
laboratory.
Every biological laboratory, regardless of biosafety level, follows
standard microbiological practices. Each biosafety level builds on
the controls of the next lower level. Each biosafety level has its
own specific containment controls. The assignment of a biosafety
level to a particular work process is made through a protocol
driven risk assessment.
Biosafety Levels” (BSLs) are designations applied to projects or
activities conducted in laboratories in ascending order of
containment based on the degree of the health-related risk
associated with the work being conducted. In the United States, the
designations BSL-1, BSL-2, BSL-3, and BSL-4 describe the minimum
safe work practices, specially designed buildings, and safety
equipment required to conduct work on infectious microorganisms and
other biological hazards. BSL-4 is the highest biosafety level.The
appropriate BSL for a project is determined jointly by the
principal investigator, the institutional biosafety professionals
and biosafety committees. The BSL assigned to a project is based on
a biological risk assessment that takes into account:
The nature of the infectious agent, toxin, or other biological
hazard, including:
Its ability to cause disease and the way(s) in which it causes
disease (transmissibility and pathogenicity);
How much of it is required to cause disease (infectious
dose);
How many different organisms are susceptible to infection (host
range); and
Its prevalence in the community (epidemiology);
The specific laboratory activity or activities being performed;
and
The availability of preventive medical countermeasures (i.e.,
vaccines) or effective treatment (i.e., post-exposure vaccination
and/or use of antimicrobials, antivirals and chemotherapeutic
agents).
2) With its robust quality control process, Suburban Diagnostics
assures accurate and precision test results.Make Suburban your
trusted partner in diagnostics.To ensure results that are accurate
and precise.To translate into correct diagnosis and optimum patient
care.Proficiency testing is an inter-laboratory comparison,
conducted by societies like CAP, Biorad and Randox. It compares
results obtained by different by different laboratories for tests
performed on unknown samples to check for the closeness of results
to the actual known mean.
Suburban diagnostics is a NABL accredited and CAP accredited
laboratory.
The laboratory uses stringent IQC and EQC for ensuring accurate and precise results and also successfully participates in Biorad, EQAS and CAP assessments, for increased clinical and patient confidence.
3) Relationship to the 1989 Guidelines and Existing Legal
Requirements.These guidelines update and replace the Occupational
Safety and Health Administration’s (OSHA’s) voluntary Safety and
Health Program Management Guidelines, first published in 1989.They
build on lessons learned about successful approaches and best
practices under OSHA programs such as the Voluntary
Protection Programs (VPP) and the Safety and Health Achievement
Recognition Program (SHARP). The
guidelines are also consistent with many national and international
consensus standards.To help you implement the guidelines, Appendix
A: Implementation Tools and Resources describes several
available tools and resources. OSHA will add to these resources
through the guidelines website at
www.osha.gov/shpmguidelines.Appendix B: Relationship of Guidelines
to Existing OSHA Standards identifies existing OSHA standards
that
include provisions similar or identical to action items in these
guidelines. These guidelines do not change
employers’ obligations to comply with the requirements of any OSHA
standard.The guidelines are advisory and informational in content.
They are not new standards or regulations; they
also do not create any new legal obligations or alter existing
obligations created by OSHA standards,
OSHA regulations, or the Occupational Safety and Health Act of 1970
(OSH Act). Pursuant to the OSH Act,employers must comply with
safety and health standards and regulations issued and enforced
either by OSHA or by an OSHA-approved State Plan. In addition, the
OSH Act’s General Duty Clause, Section 5(a)(1),
requires employers to provide their workers with a workplace free
from recognized hazards likely to cause death or serious physical
harm. Implementing a safety and health program in accordance with
these guidelines can aid employers in their efforts to comply with
the OSH Act.
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