Only Cells Laboratory Toolkit (beta)

Dilution Wizard

Stock Concentration (C₁)

Target Concentration (C₂)

Desired Total Volume (V₂)

Preparation Instructions:

Awaiting valid parameters...

Differential Counter

Total Counted

0 /

Haemocytometer

Total Cells Counted

Dilution Factor (e.g., enter 10 for 1:10)

Number of Squares Counted

Volume per Square (μL)

Total Concentration:

0 cells / μL

Haem. Calculators

Corrected WBC Count

WBC (x10⁹/L)

nRBC / 100 WBC

Corrected WBC: - x10⁹/L

Absolute Cell Count

Total WBC (x10⁹/L)

Cell Type (%)

Absolute Count: - x10⁹/L

Reticulocyte Production Index (RPI)

Patient Retic (%)

Patient HCT (%)

Maturation factor applied automatically based on clinical HCT thresholds.

RPI: -

Haemoglobinopathy Screen

Decision support tool for interpreting FBC indices and Hb HPLC/CE results. Configure Hb A₂ threshold via the settings gear icon.

FBC Parameters

RBC (x10¹²/L)

MCV (fL)

MCH (pg)

HPLC / CE Fractions (%)

Hb A

Hb A₂

Hb F

Hb S

Hb C

Hb D

Hb E

Clinical Context

Iron Deficient Transfused (< 3m) Neonate / Infant

Differential Impression:

Awaiting parameters...

Centrifuge (RPM)

Equation: RCF = 1.118 × 10^-5 × radius(cm) × RPM²

Rotor Radius (mm)

RPM (Revolutions per minute)

RCF (g-force)

Lab Timers

Unit Converter

Measurement Type

From

=

To

Microbiology Tools

D-Test (Inducible Clindamycin Resistance) Checker

Select corresponding disk diffusion results to interpret D-Test antagonism.

Erythromycin

Clindamycin

D-Zone Present

Clindamycin Report: Susceptible

Oligo Resuspension Calculator

Lyophilized Amount (nmol)

Target Conc. (μM)

Diluent Volume to Add: 250.0 μL

CFU/mL Plating Calculator

Colonies Counted

Dilution Format

Dilution Value

Recognised as 1:10 (10^-1)

Vol Plated (mL)

CFU/mL: -

Zone of Inhibition Interpreter (EUCAST)

⚠️ Database version: EUCAST v16.1 (2026). Note: EUCAST tables update annually. Verify critical breakpoints against the live EUCAST website if this file has not been recently updated.

Select an organism lineage and therapeutic agent to evaluate disk diffusion diameters based on official UK reference values.

Organism Species Target

Antimicrobial Agent

Zone Diameter (mm)

Evaluation Metrics:

Interpretation: -

Andrology Counter

Total Counted

0 /

DNA Sequence Analyser

Paste a DNA sequence or FASTA format below to instantly calculate properties, cut sites, and statistics.

Sequence Properties:

Awaiting sequence...

PCR & Primer Wizard

Primer Evaluator

Forward Primer (5'→3')

T_m / GC%

-

Reverse Primer (5'→3')

T_m / GC%

-

* T_m uses standard nearest-neighbor approximations suitable for standard Taq buffers.

Master Mix Calculator

Number of Reactions

The calculator automatically includes a +10% pipetting overage factor to the master mix volumes.

Reagent	Per Reaction (μL)	Master Mix Volume (μL)
PCR Buffer (10x)		-
dNTPs (10mM)		-
Forward Primer		-
Reverse Primer		-
Taq Polymerase		-
Nuclease-Free Water		-
Total Volume	19.0 μL + Template (e.g. 1.0 μL)	-

Virology (MOI Calculator)

Calculate Required Virus Volume

Target MOI (PFU/cell)

Number of Cells

Virus Titre (PFU/mL)

Required Virus Volume: -

Calculate Actual MOI

Virus Volume Used (mL)

Number of Cells

Virus Titre (PFU/mL)

Actual MOI: -

Transfusion Medicine

Blood Component Compatibility Matrix

Select patient group to view BSH compliant compatible components.

Patient ABO & RhD Group

Component Selection:

Awaiting patient group selection...

Rh Phenotype Translator

Translate between Fisher-Race and Wiener nomenclatures.

Translation Mode

Allele 1

Allele 2

Result: -

Fetal Maternal Haemorrhage (FMH) Assessment

Decision support for Anti-D Immunoglobulin dosing and bleed management.

Clinical Event / Gestation

Fetal Cells Counted

Adult Cells Counted

Estimated Fetal Red Cell Volume (FRCV): 0.00 mL

Required Anti-D Dose: -