I P Callard
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Explore the profile of I P Callard including associated specialties, affiliations and a list of published articles.
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100
Citations
212
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Recent Articles
1.
Giannoukos G, Coho D, Callard I
Endocrine
. 2010 Dec;
3(6):429-37.
PMID: 21153247
In order to determine the regulation of the oviduct progesterone receptor inChrysemys picta, radioligand binding studies were performed to determine changes in the high and lower affinity binding sites during...
2.
Lutton B, Callard I
J Morphol
. 2008 Feb;
269(5):620-9.
PMID: 18302243
In elasmobranchs, a unique association exists between an immune tissue, the epigonal organ (EO), and the gonads. In this study, the histological and vascular relationships of the EO and ovarian...
3.
Lutton B, Callard I
Gen Comp Endocrinol
. 2007 Aug;
154(1-3):75-84.
PMID: 17714713
In elasmobranchs, a unique association exists between an immune tissue, the epigonal organ, and the gonads. The intimate morphological relationship between these tissues suggests functional interactions. In this study, we...
4.
Lutton B, Callard I
Gen Comp Endocrinol
. 2007 May;
155(1):116-25.
PMID: 17499739
In elasmobranchs, the epigonal organ, a unique leukopoietic immune tissue, is associated with the gonads. As the ovaries increase in size during reproductive activity, the overall mass of the epigonal...
5.
Puinean A, Labadie P, Hill E, Osada M, Kishida M, Nakao R, et al.
Aquat Toxicol
. 2006 Aug;
79(4):376-83.
PMID: 16930737
To investigate the effect of estrogenic compounds on the marine mussel Mytilus edulis, an assay was developed to measure the expression of two vertebrate estrogen responsive genes-estrogen receptor (ER) and...
6.
Reproductive endocrine disruption in a sentinel species (Chrysemys picta) on Cape Cod, Massachusetts
Rie M, Kitana N, Lendas K, Won S, Callard I
Arch Environ Contam Toxicol
. 2005 Feb;
48(2):217-24.
PMID: 15719200
Freshwater turtles (Chrysemys picta) were collected from two sites on Cape Cod, MA. One site (Moody Pond), adjacent to the Massachusetts Military Reservation (MMR), was considered potentially impacted by toxic...
7.
Custodia N, Won S, Novillo A, Wieland M, Li C, Callard I
Ann N Y Acad Sci
. 2002 Jan;
948:32-42.
PMID: 11795393
In order to assist in the identification of possible endocrine disrupting chemicals (EDC) in groundwater, we are developing Caenorhabolitis elegans as a high throughput bioassay system in which responses to...
8.
Rie M, Lendas K, Callard I
Comp Biochem Physiol C Toxicol Pharmacol
. 2001 Sep;
130(1):41-51.
PMID: 11544142
The freshwater painted turtle, Chrysemys picta, was used to investigate (a) the distribution of an injected dose of 109Cd in tissues over a period of 192 h (8 days) and...
9.
Duggan A, Callard I
J Exp Zool
. 2001 Aug;
290(3):255-64.
PMID: 11479905
A putative apolipoprotein E (apoE) has been identified in the HDL and VHDL fractions of the turtle. This observation is of particular interest considering apoE has been reported absent in...
10.
Koob T, Callard I
J Exp Zool
. 1999 Sep;
284(5):557-74.
PMID: 10469994
Conventional classification of reproductive modes in female elasmobranchs fails to account for the diversity in ovarian dynamics that operate during oviparous and viviparous cycles. Delineating this diversity is crucial for...