The Normal Venous Plasma Free Amino Acid Levels of Non‐Pregnant Women and of Mother and Child during Delivery

Automatic Recording Apparatus for Use in Chromatography of Amino Acids

1958 • 9,612 citations

CHROMATOGRAPHY OF AMINO ACIDS ON SULFONATED POLYSTYRENE RESINS

1951 • 1,746 citations

THE FREE AMINO ACIDS OF HUMAN BLOOD PLASMA

1954 • 939 citations

THE GASOMETRIC DETERMINATION OF FREE AMINO ACIDS IN BLOOD FILTRATES BY THE NINHYDRIN-CARBON DIOXIDE METHOD

1943 • 518 citations

Chemical embryology

1931 • 459 citations

ION EXCHANGE CHROMATOGRAPHY OF THE FREE AMINO ACIDS IN THE PLASMA OF THE NEWBORN INFANT

1965 • 248 citations

ASSOCIATION BETWEEN RAPID GROWTH AND ELEVATED CELL CONCENTRATIONS OF AMINO ACIDS

1948 • 168 citations

Die Physiologische Entwicklung des Kindes

1959 • 161 citations

ION EXCHANGE CHROMATOGRAPHY OF AMINO ACIDS – MICRODETERMINATION OF FREE AMINO ACIDS IN SERUM

1962 • 127 citations

BIOCHEMICAL ASPECTS OF DEVELOPING FUNCTION IN NEW-BORN MIMMALIAN LIVER

1966 • 115 citations

PLASMA AND TISSUE PROTEINS PRODUCED BY NON-HEPATIC RAT ORGANS AS STUDIED WITH LYSINE-ϵ-C14

1954 • 110 citations

STUDIES OF UNBOUND AMINO ACID DISTRIBUTIONS IN PLASMA, ERYTHROCYTES, LEUKOCYTES AND URINE OF NORMAL HUMAN SUBJECTS

1960 • 103 citations

On the determination of free amino acids in serum

1965 • 93 citations

FREE AMINO ACIDS OF CORD PLASMA AS COMPARED WITH MATERNAL PLASMA DURING PREGNANCY

1964 • 92 citations

RENAL CLEARANCE OF ESSENTIAL AMINO ACIDS: THEIR COMPETITION FOR REABSORPTION BY THE RENAL TUBULES

1947 • 92 citations

Patterns of Fetal and Placental Growth

1964 • 88 citations

THE RELATIVE STABILITY OF l(+)-LYSINE IN RATS STUDIED WITH DEUTERIUM AND HEAVY NITROGEN

1941 • 85 citations

Transfer of D- and L-Histidine across the Human Placenta*†

1957 • 65 citations

Amino Acids in Blood Plasma and Urine During Pregnancy

1957 • 65 citations

The amino-acid pattern in human foetal and maternal plasma at delivery

1950 • 63 citations

Amino acid concentrations in fetal and maternal plasma

1961 • 58 citations

THE PLACENTAL TRANSFER OF AMINO‐ACIDS IN NORMAL AND TOXAEMIC PREGNANCY

1954 • 54 citations

The Maintenance of Stability in the Newly Born: Part I. Chemical Exchange

1959 • 52 citations

THE TOXÆMIAS OF PREGNANCY.

1930 • 47 citations

The placenta in fetal nutrition and excretion

1962 • 39 citations

TRANSPORT OF PROTEINS ACROSS THE FETAL MEMBRANES

1954 • 36 citations

Intra-individual and inter-individual variations in plasma free amino acids in normal adults

1963 • 33 citations

�ber die Aminos�uren

1950 • 30 citations

Free Amino Acids in Human Amniotic Fluid, Fetal and Maternal Serum

1958 • 28 citations

The Placenta and Fetal Membranes

1961 • 27 citations

The Effect of Maternal Toxaemia and Diabetes on Transplacental Gradients of Free Amino Acids

1963 • 25 citations

PLACENTAL INTERCHANGE. I. ON THE CONCENTRATION OF CERTAIN NITROGENOUS SUBSTANCES IN THE BLOOD, BEFORE AND AFTER PASSING THROUGH THE PLACENTA

1936 • 24 citations

Studies on the protein metabolism of Culex Pipiens L.—V. Changes in free amino acids and peptides during embryonic development

1965 • 24 citations

Active Transport, with Special Reference to the Amino Acids

1959 • 23 citations

Untersuchungen an Nabelschnurblut bei Frühgeborenen und ausgetragenen Kindern mit besonderer Berücksichtigung der Aminosäuren

1931 • 20 citations

Geschlechtsspezifische Konzentrationsunterschiede der Serum-Aminosäuren

1965 • 20 citations

Tryptophan in human plasma

1963 • 19 citations

AUTOMATED DETERMINATION OF FREE PLASMA ALPHA-AMINO ACIDS BY THE NINHYDRIN-CARBON DIOXIDE METHOD: NORMAL SEX DIFFERENCE IN HUMAN PLASMA.

1964 • 18 citations

Transfer of Histidine and Xylose Across the Placenta and Into the Red Blood Cell and Amniotic Fluids

1958 • 16 citations

�ber den Aminos�uregehalt im Nabelschnurblute

1950 • 16 citations

Untersuchungen über den Übergang N‐haltiger Stoffe vom Fötus auf die Mutter. II

1931 • 15 citations

Amino Acid and Protein Metabolism in the Developing Fetus and the Newborn Infant

1965 • 14 citations

The distribution of alpha amino nitrogen, urea nitrogen, and non protein nitrogen between erythrocytes and plasma in healthy males and females.

1963 • 13 citations

Vergleich der Aminos�urespektren unterschiedlich enteiwei�ter Blutseren

1963 • 13 citations

Some peculiarities of amino acid metabolism in infancy and early childhood

1955 • 12 citations

Untersuchungen über den Übergang N-haltiger Stoffe vom Fötus auf die Mutter

1931 • 11 citations

Some constituents of umbilical venous blood of previable human fetuses.

1959 • 10 citations

Unbound amino acid concentrations in plasma and erythrocytes of normal children and of cord blood

1962 • 8 citations

AMINO ACID CONCENTRATION IN MATERNAL AND FETAL SERUM.

1964 • 6 citations