Table 3.

Phenotype Designation Key for Mapped QTLs in Progenies from Hypertensive Rat Strains

Rat cross Phenotype description
Max DBPSHR × SKYmaximal diastolic blood pressure
Max SBPSHR × WKYmaximal systolic blood pressure
Max MAPSHR × WKYmaximal mean arterial blood pressure
DBPSHR × WKYdiastolic blood pressure (baseline)
SBPSHR × WKYsystolic blood pressure (baseline)
MAPSHR × WKYmean arterial blood pressure (baseline)
MAPSHR × DRYmean arterial blood pressure
SBPFHH × ACIsystolic blood pressure
PPLH × LNpulse pressure
Hs basal MAPSS × BNmean arterial blood pressure, arterial catheter implanted, 4 weeks high salt diet (8%)  mean of measurements on 3 consecutive days, basal state—lights on and rat asleep
Day2 MAPSS × BNmean arterial blood pressure, 4 weeks high salt diet (8%), day 2 measurement
Baseline BPSHR × BNbaseline blood pressure average of 30 min on regular diet
SBPLH × LNsystolic blood pressure
DBPLH × LNdiastolic blood pressure
MAPLH × LNmean arterial blood pressure
MAPSSHR × BNmean arterial blood pressure average of 30 min after 14 days high salt diet on 1% NaCl
SBPSSHR × BNsystolic blood pressure average of 30 min after 14 days high salt diet on 1% NaCl
DBPSSHR × BNdiastolic blood pressure average of 30 min after 14 days high salt diet on 1% NaCl
Salt PPSHR × BNpulse pressure average of 30 min after 14 days high salt diet on 1% NaCl
ΔSBPSHR × WKYsystolic blood pressure, change from baseline after ‘startle’
Tail BPGH × BNblood pressure measured by sphygomanometer
ia BPGH × BNintra-arterial blood pressure
Δ_wake_m_day2a  m_SBPSS × BNsystolic blood pressure, high salt diet, p.m. active state value minus a.m. basal state
Delta_hs_m_ls_MAPSS × BNmean arterial pressure, high salt minus low salt, basal state—lights on and rat asleep
ΔMAPSHR × WKYmean arterial pressure, change from baseline after startle
ΔPP%SHR × WKYpulse pressure, percent change from baseline after startle
ΔSBP%SHR × WKYsystolic blood pressure, percent change from baseline after startle
ΔMAP%SHR × WKYmean arterial pressure, percent change from baseline after startle
ΔMAPSHR × BNdelta mean arterial pressure after 14 days (1% NaCl) minus mean arterial pressure on low salt
ΔMAP%SHR × BNdelta mean arterial pressure after 14 days (1% NaCl) minus mean arterial pressure on  low salt expressed as percentage
ΔSBP%SHR × BNdelta systolic blood pressure after 14 days (1% NaCl) minus systolic blood pressure on  low salt expressed as percentage
ΔSBPSHR × BNdelta systolic blood pressure after 14 days (1% NaCl) minus systolic blood pressure on  low salt
Delta_wake_m_day2a  m_MAPSS × BNmean arterial blood pressure, high salt diet, p.m. active state value minus a.m. basal state
Delta_hs_m_ls_SBPSS × BNsystolic blood pressure, high salt minus low salt, basal state—lights on and rat asleep
Hs basal SBPSS × BNsystolic blood pressure, arterial catheter implanted, 4 weeks high salt diet (8%) mean of  measurements on three consecutive days, basal state—lights on and rat asleep
Hs active MAPSS × BNmean arterial pressure, arterial catheter implanted, high salt diet, active state—lights off  and rat awake
Day1 MAPSS × BNmean arterial blood pressure, 4 weeks high salt diet (8%), day 2 measurement
CaptoprilSHR × BNmean arterial blood pressure after administration of Captopril
HexamethoniumSHR × BNmean arterial blood pressure after administration of Captopril and Hexamethonium