Category: Lab Notes

Cell Dissociation Reagent

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Cell dissociation reagents detach adherent cells and generate single‑cell suspensions for culture, analysis, and downstream applications. This article explains their principles, types, major brands, and specialised features.

Pipette Controller

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Pipette controllers provide smooth, ergonomic, and precise liquid handling with serological pipettes. This article explains their design, principle, applications, major brands, and specialised features.

Pipette Tip

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Pipette tips are disposable polypropylene attachments used with micropipettes for precise microlitre‑scale liquid handling. This article explains their design, uses, major brands, and specialised features.

Inverted Phase‑Contrast Microscope

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An inverted phase‑contrast microscope provides high‑contrast imaging of live, unstained cells in culture vessels. This article explains its design, principle, applications, major brands, and specialised features.

Trypan Blue

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Trypan Blue is a vital stain used to distinguish live and dead cells based on membrane integrity. This article explains its properties, principle, applications, major brands, and specialised features.

Isopropanol Freezing Container

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Isopropanol freezing containers provide reproducible cooling rates for cryopreservation using standard −80 °C freezers. This article explains their principles, applications, major brands, and specialised features.

Automated Cell Counter

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Automated cell counters provide rapid, accurate, and reproducible cell counts using digital imaging or impedance‑based detection. This article explains their principles, applications, major brands, and specialised features.

Controlled‑Rate Freezing Container

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Controlled‑rate freezing containers provide reproducible cooling rates for cryopreservation using standard −80 °C freezers. This article explains their principles, applications, major brands, and specialised features.

Personal Protective Equipment

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Personal Protective Equipment (PPE) protects individuals from chemical, biological, and physical hazards in laboratories and industrial environments. This article explains its importance, types, major brands, and specialised features.

Hemocytometer

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The hemocytometer is a precision‑etched glass slide used for manual cell counting and viability assessment. This article explains its design, principle, applications, major brands, and special features.

Ubiquitylation

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Ubiquitylation is a post‑translational modification that regulates protein stability, activity, and signalling. This article explains its mechanisms, types, functions, and roles in health and disease.

Ubiquitin–Proteasome System in Immune Cells

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The ubiquitin–proteasome system regulates immune cell function by controlling protein turnover, antigen presentation, and signalling. This article explains its mechanisms and roles in innate and adaptive immunity.

Ubiquitin–Proteasome System in Cellular Regulation

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The ubiquitin–proteasome system is the major pathway for selective protein degradation and cellular regulation. This article explains its mechanisms, regulatory roles, and significance in health and disease.

Proteome

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The proteome is the complete set of proteins expressed by a cell or organism. This article explains its dynamic nature, regulation, analytical methods, and importance in health and disease.

Proteostasis

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Proteostasis is the cellular system that maintains protein quality through folding, repair, and degradation. This article explains its components, stress responses, and roles in ageing and disease.