Skip Nav Destination
1-12 of 12
J Exp Biol jeb.243820.
Published: 20 September 2022
...Phillip R. Morrison; Diego Bernal; Chugey A. Sepulveda; Nicholas C. Wegner; Colin J. Brauner Smalleye Pacific opah and swordfish can conserve metabolic heat and maintain specific body regions warmer than ambient water temperature (i.e., regional heterothermy). Consequently, blood-O 2 uptake...
J Exp Biol (2021) 224 (15): jeb242615.
Published: 2 August 2021
...Naim M. Bautista; Hans Malte; Chandrasekhar Natarajan; Tobias Wang; Jay F. Storz; Angela Fago ABSTRACT Crocodilians are unique among vertebrates in that their hemoglobin (Hb) O 2 binding is allosterically regulated by bicarbonate, which forms in red blood cells upon hydration of CO 2 . Although...
Includes: Supplementary data
J Exp Biol (2020) 223 (17): jeb227736.
Published: 11 September 2020
...-conserving mechanisms that support diving are underdeveloped at birth in pinnipeds and cetaceans. This Review explores how underdeveloped physiology makes immature marine mammals vulnerable to disturbance. Acidosis Blood Bradycardia Cetacean Dive response Heart rate Hypercarbia Hypoxia...
Agnieszka Jendroszek, Hans Malte, Cathrine B. Overgaard, Kristian Beedholm, Chandrasekhar Natarajan, Roy E. Weber, Jay F. Storz, Angela Fago
J Exp Biol (2018) 221 (18): jeb185470.
Published: 17 September 2018
...Agnieszka Jendroszek; Hans Malte; Cathrine B. Overgaard; Kristian Beedholm; Chandrasekhar Natarajan; Roy E. Weber; Jay F. Storz; Angela Fago ABSTRACT The high blood–O 2 affinity of the bar-headed goose ( Anser indicus ) is an integral component of the biochemical and physiological adaptations...
Includes: Supplementary data
J Exp Biol (2007) 210 (2): 278–289.
Published: 15 January 2007
... the extent to which blood and muscle oxygen stores varied as a function of age, body size and sex in the sexually dimorphic California sea lion, Zalophus californianus . We measured total body oxygen stores, including hematocrit, hemoglobin, MCHC, plasma volume, blood volume and muscle myoglobin in pups...
J Exp Biol (2006) 209 (3): 541–548.
Published: 1 February 2006
.... In contrast, in the bats switched to the amaranth diet, carbon half-life(39.7±3.4 days) was longer than that of nitrogen (25.0±6.0 days). The enrichment in 15 N between diet and blood was higher when bats were fed the amaranth diet (4.4±0.2‰) than when they were fed the soya diet (3.3±0.2‰). Similarly, bats...
J Exp Biol (2001) 204 (24): 4281–4289.
Published: 15 December 2001
... excretion in both species and a variety of physiological parameters in both muscle (e.g. lactate, glycogen, pyruvate, glucose and phosphocreatine concentrations) and blood (e.g. osmolality and lactate concentration) in juvenile shortnose sturgeon following 5 min of exhaustive exercise. In both species...
J Exp Biol (2001) 204 (22): 3983–3992.
Published: 15 November 2001
...M. Maffia; A. Rizzello; R. Acierno; M. Rollo; R. Chiloiro; C. Storelli SUMMARY Carbonic anhydrase (CA) activity was measured in blood, intestine, kidney and gill of two Antarctic teleosts, the haemoglobinless Chionodraco hamatus and the red-blooded Trematomus bernacchii , and of the temperate...
J Exp Biol (1992) 169 (1): 105–119.
Published: 1 August 1992
...B. L. TUFTS; B. BAGATTO; B. CAMERON Exercise in sea lampreys resulted in a significant decrease in the extracellular pH (pHe) in both arterial and venous blood. At rest, the erythrocyte pH (pHi) of venous blood was significantly greater than the pHi of arterial blood. Despite the considerable...
J Exp Biol (1989) 141 (1): 97–111.
Published: 1 January 1989
...R. M.G. WELLS; G. C. GRIGG; L. A. BEARD; G. SUMMERS The effects of hypoxic exposure on whole-blood oxygen-affinity were examined in the antarctic fish Pagothenia borchgrevinki . Fish exposed to P O O2 = 60 mmHg for 11–14 days at −1.5°C had a P 50 value of 20.6±4.8mmHg (S.D., N =13) at pH8.16...
J Exp Biol (1987) 133 (1): 429–447.
Published: 1 November 1987
... of respiratory and metabolic origin (Berg & Steen, 1965; Hyde, Moon & 1987) that is compensated gradually upon return to water (Hyde et al. 1987). The two major sites of acid excretion in fishes are the gill and kidney (see To whom reprint requests should be addressed. Key words: Anguilla rostrata, blood, gill...
J Exp Biol (1984) 108 (1): 247–255.
Published: 1 January 1984
...GEOFFREY F. BIRCHARD; CRAIG P. BLACK; GORDON W. SCHUETT; VIRGINIA BLACK The respiratory properties of maternal, foetal and juvenile whole blood were studied in the ovoviviparous snake, Agkistrodon piscivorus . Haematocrit, haemoglobin concentration, O 2 capacity, Bohr effect and Hill coefficients...