High-Throughput Toxicokinetics


[Up] [Top]

Documentation for package ‘httk’ version 1.9

Help Pages

A B C D E G H I J K L M N O P R S T W

httk-package High-Throughput Toxicokinetics
httkpop-package httkpop: Virtual population generator for HTTK.

-- A --

add_chemtable Add a table of chemical information for use in making httk predictions.
age_dist_smooth Smoothed age distributions by race and gender.
age_draw_smooth Draws ages from a smoothed distribution for a given gender/race combination
armitage_estimate_sarea Estimate well surface area
armitage_eval Evaluate the updated Armitage model
armitage_input Armitage et al. (2014) Model Inputs from Honda et al. (submitted)
available_rblood2plasma Find the best available ratio of the blood to plasma concentration constant.

-- B --

blood_mass_correct Find average blood masses by age.
blood_weight Predict blood mass.
bmiage CDC BMI-for-age charts
body_surface_area Predict body surface area.
bone_mass_age Predict bone mass.
brain_mass Predict brain mass.

-- C --

calc_analytic_css Calculate the analytic steady state concentration.
calc_css Find the steady state concentration and the day it is reached.
calc_elimination_rate Calculate the elimination rate for a one compartment model.
calc_hepatic_clearance Calculate the hepatic clearance.
calc_ionization Calculate the ionization.
calc_mc_css Find the monte carlo steady state concentration.
calc_mc_oral_equiv Calculate Monte Carlo Oral Equivalent Dose
calc_rblood2plasma Calculate the constant ratio of the blood concentration to the plasma concentration.
calc_stats Calculate the statistics.
calc_total_clearance Calculate the total clearance.
calc_vdist Calculate the volume of distribution for a one compartment model.
chem.invivo.PK.aggregate.data Parameter Estimates from Wambaugh et al. (2018)
chem.invivo.PK.data Published toxicokinetic time course measurements
chem.invivo.PK.summary.data Summary of published toxicokinetic time course experiments
chem.lists Chemical membership in different research projects
chem.physical_and_invitro.data Physico-chemical properties and in vitro measurements for toxicokinetics
ckd_epi_eq CKD-EPI equation for GFR.
convert_httk Converts HTTK-Pop virtual population into parameters relevant to an HTTK model.

-- D --

draw_fup_clint Draw Funbound.plasma and Clint from censored or non-censored distributions.

-- E --

estimate_gfr Predict GFR.
estimate_gfr_ped Predict GFR in children.
estimate_hematocrit Predict hematocrit using smoothing spline.
export_pbtk_jarnac Export model to jarnac.
export_pbtk_sbml Export model to sbml.

-- G --

gen_age_height_weight Generate ages, heights, and weights for a virtual population using the virtual-individuals method.
gen_height_weight Generate heights and weights for a virtual population.
get_cheminfo Retrieve chemical information from HTTK package
get_gfr_category Categorize kidney function by GFR.
get_httk_params Converts the HTTK-Pop population data table to a table of the parameters needed by HTTK, for a specific chemical.
get_lit_cheminfo Get literature Chemical Information.
get_lit_css Get literature Css
get_lit_oral_equiv Get Literature Oral Equivalent Dose
get_rblood2plasma Get ratio of the blood concentration to the plasma concentration.
get_weight_class Given vectors of age, BMI, recumbent length, weight, and gender, categorizes weight classes using CDC and WHO categories.

-- H --

hematocrit_infants Predict hematocrit in infants under 1 year old.
howgate Howgate 2006
httk High-Throughput Toxicokinetics
httkpop httkpop: Virtual population generator for HTTK.
httkpop_bio Convert HTTK-Pop-generated parameters to HTTK physiological parameters
httkpop_direct_resample Generate a virtual population by directly resampling the NHANES data.
httkpop_direct_resample_inner Inner loop function called by 'httkpop_direct_resample'.
httkpop_generate Generate a virtual population
httkpop_virtual_indiv Generate a virtual population by the virtual individuals method.

-- I --

in.list Convenience Boolean (yes/no) functions to identify chemical membership in several key lists.
is.expocast Convenience Boolean (yes/no) functions to identify chemical membership in several key lists.
is.httk Convenience Boolean (yes/no) functions to identify chemical membership in several key lists.
is.nhanes Convenience Boolean (yes/no) functions to identify chemical membership in several key lists.
is.nhanes.blood.analyte Convenience Boolean (yes/no) functions to identify chemical membership in several key lists.
is.nhanes.blood.parent Convenience Boolean (yes/no) functions to identify chemical membership in several key lists.
is.nhanes.serum.analyte Convenience Boolean (yes/no) functions to identify chemical membership in several key lists.
is.nhanes.serum.parent Convenience Boolean (yes/no) functions to identify chemical membership in several key lists.
is.nhanes.urine.analyte Convenience Boolean (yes/no) functions to identify chemical membership in several key lists.
is.nhanes.urine.parent Convenience Boolean (yes/no) functions to identify chemical membership in several key lists.
is.pharma Convenience Boolean (yes/no) functions to identify chemical membership in several key lists.
is.tox21 Convenience Boolean (yes/no) functions to identify chemical membership in several key lists.
is.toxcast Convenience Boolean (yes/no) functions to identify chemical membership in several key lists.
is_in_inclusive Checks whether a value, or all values in a vector, is within inclusive limits

-- J --

johnson Johnson 2006

-- K --

kidney_mass_children Predict kidney mass for children.

-- L --

liver_mass_children Predict liver mass for children.
load_sipes2017 Load data from Sipes et al 2017.
lump_tissues Lump tissue parameters
lung_mass_children Predict lung mass for children.

-- M --

mcnally_dt Reference tissue masses and flows from tables in McNally et al. 2014.
monte_carlo Monte Carlo for pharmacokinetic models

-- N --

nhanes_mec_svy Pre-processed NHANES data.

-- O --

Obach2008 Published Pharmacokinetic Parameters from Obach et al. 2008
onlyp NHANES Exposure Data

-- P --

pancreas_mass_children Predict pancreas mass for children.
parameterize_1comp Parameterize_1comp
parameterize_3comp Parameterize_3comp
parameterize_pbtk Parameterize_PBTK
parameterize_schmitt Parameterize Schmitt's method.
parameterize_steadystate Parameterize_SteadyState
pc.data Partition Coefficient Data
physiology.data Species-specific physiology parameters
predict_partitioning_schmitt Predict partition coefficients using the method from Schmitt (2008).

-- R --

rfun Randomly draws from a one-dimensional KDE
r_left_censored_norm Returns draws from a normal distribution with a lower censoring limit of lod (limit of detection)

-- S --

Sipes2017 Sipes et al. 2017 data
skeletal_muscle_mass Predict skeletal muscle mass.
skeletal_muscle_mass_children Predict skeletal muscle mass for children.
skin_mass_bosgra Predict skin mass.
solve_1comp Solve one compartment TK model
solve_3comp Solve_3comp
solve_pbtk Solve_PBTK
spleen_mass_children Predict spleen mass for children.
spline_heightweight Smoothing splines for log height vs. age and log body weight vs. age, along with 2-D KDE residuals, by race and gender.
spline_hematocrit Smoothing splines for log hematocrit vs. age in months, and KDE residuals, by race and gender.
spline_serumcreat Smoothing splines for log serum creatinine vs. age in months, along with KDE residuals, by race and gender.

-- T --

tc.dt Toxcast Data
tissue.data Tissue composition and species-specific physiology parameters
tissue_masses_flows Given a data.table describing a virtual population by the NHANES quantities, generates HTTK physiological parameters for each individual.
tissue_scale Allometric scaling.

-- W --

well_param Microtiter Plate Well Descriptions for Armitage et al. (2014) Model
Wetmore.data Published toxicokinetic predictions based on in vitro data
Wetmore2012 Published toxicokinetic predictions based on in vitro data from Wetmore et al. 2012.
wfl WHO weight-for-length charts